This is a cleanup listing for WikiProject Birds generated on 6 May 2013, 5:32:08 UTC.
Of the 17660 articles in this project 2119 or 12.0 % are marked for cleanup, with 2789 issues in total.
| Article | Importance | Class | Count | Oldest month | Categories |
|---|---|---|---|---|---|
| 1816 in birding and ornithology | Low | Stub | 1 | October 2012 | Articles lacking sources (October 2012) |
| 1880 in birding and ornithology | Low | Stub | 1 | September 2011 | Articles to be expanded (September 2011) |
| 1980s in birding and ornithology | Low | Stub | 1 | September 2011 | Articles to be expanded (September 2011) |
| 1995 in birding and ornithology | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| 1996 in birding and ornithology | Low | Start | 1 | December 2009 | Articles needing additional references (December 2009) |
| 1997 in birding and ornithology | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| 1998 in birding and ornithology | Low | Start | 1 | December 2009 | Articles needing additional references (December 2009) |
| 1999 in birding and ornithology | Low | Stub | 1 | December 2009 | Articles needing additional references (December 2009) |
| 2000 in birding and ornithology | Low | Start | 1 | December 2009 | Articles needing additional references (December 2009) |
| 2001 in birding and ornithology | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| 2002 in birding and ornithology | Low | Stub | 1 | March 2009 | Articles needing additional references (March 2009) |
| 2003 in birding and ornithology | Low | Stub | 1 | December 2009 | Articles needing additional references (December 2009) |
| 2004 in birding and ornithology | Low | Stub | 1 | December 2009 | Articles needing additional references (December 2009) |
| 2005 in birding and ornithology | Low | Start | 2 | February 2009 | Articles to be expanded (February 2009), Articles needing additional references (December 2009) |
| 2007 in birding and ornithology | Low | Stub | 1 | September 2011 | Articles with limited geographic scope (September 2011) |
| 2011 in birding and ornithology | Low | Stub | 1 | September 2011 | Articles to be expanded (September 2011) |
| 2012 in birding and ornithology | Low | Stub | 1 | March 2012 | Articles to be expanded (March 2012) |
| Aachen Lacquer Shield Owl | Low | Stub | 1 | September 2010 | Articles lacking sources (September 2010) |
| Abnormal behaviour of birds in captivity | Low | Stub | 2 | April 2012 | Articles needing additional references (April 2012), Articles with unsourced statements (July 2012) |
| Abyssinian Owl | Low | Stub | 1 | January 2008 | Articles with unsourced statements (January 2008) |
| Accipitridae | High | C | 3 | February 2011 | Wikipedia articles needing clarification (February 2011), Articles with dead external links (May 2011), Articles with links needing disambiguation (October 2012) |
| Acorn Woodpecker | Low | C | 1 | September 2010 | Articles lacking in-text citations (September 2010) |
| Acridotheres | Mid | Start | 1 | July 2007 | Articles with unsourced statements (July 2007) |
| Adélie Penguin | Mid | Start | 3 | February 2010 | Articles containing potentially dated statements (June 2012), Articles to be expanded (February 2010), Articles with unsourced statements (June 2012) |
| Adolphe Delattre | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Adzebill | Mid | Start | 1 | April 2007 | Articles with unsourced statements (April 2007) |
| Aepyornis | Mid | Start | 1 | October 2009 | Articles with specifically marked weasel-worded phrases (October 2009) |
| Aethia | Mid | Start | 1 | January 2013 | Wikipedia articles needing factual verification (January 2013) |
| Aethopyga | Low | Stub | 1 | December 2012 | Articles lacking sources (December 2012) |
| African Grey Parrot | High | C | 1 | May 2010 | Articles with unsourced statements (May 2010) |
| African Penguin | Low | B | 1 | March 2012 | Articles with unsourced statements (March 2012) |
| African Stonechat | Low | Start | 1 | May 2009 | Wikipedia articles needing factual verification (May 2009) |
| Agapornithinae | Mid | Stub | 1 | December 2012 | Articles lacking sources (December 2012) |
| Agelaius | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Aiolornis | Low | Stub | 1 | September 2009 | Articles lacking in-text citations (September 2009) |
| Alaemon | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Alagoas Foliage-gleaner | Low | Stub | 1 | March 2012 | Articles needing additional references (March 2012) |
| Alaotra Grebe | Low | Start | 1 | May 2010 | Articles with unsourced statements (May 2010) |
| Albatross | High | FA | 1 | April 2013 | Articles with unsourced statements (April 2013) |
| Alektorophobia | Low | Start | 1 | February 2013 | Articles lacking reliable references (February 2013) |
| Alethe | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Alexandrine Parakeet | Mid | Start | 3 | November 2008 | Articles lacking in-text citations (December 2009, November 2008), Articles needing additional references (December 2009) |
| Alex (parrot) | High | B | 1 | May 2013 | NPOV disputes (May 2013) |
| Allan Octavian Hume | Low | B | 1 | May 2011 | Articles with unsourced statements (May 2011) |
| Alpine Accentor | Low | Start | 1 | June 2010 | Articles needing additional references (June 2010) |
| Alula (magazine) | Low | Stub | 2 | April 2010 | Articles with dead external links (April 2010), Articles with topics of unclear notability (April 2010) |
| Alwin Karl Haagner | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Amblyornis | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Ameraucana | Low | Stub | 2 | May 2011 | Articles lacking in-text citations (May 2011), Articles needing additional references (May 2011) |
| American Birding Association | Mid | Stub | 2 | November 2011 | Articles lacking in-text citations (November 2011), Articles needing additional references (November 2011) |
| American Bittern | Low | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| American Oystercatcher | Low | Start | 1 | November 2010 | Articles lacking in-text citations (November 2010) |
| American Pekin Duck | Low | Stub | 2 | August 2009 | Articles lacking reliable references (August 2009), Articles with unsourced statements (November 2010) |
| American White Pelican | Low | Start | 2 | December 2008 | Articles with unsourced statements (December 2008), Wikipedia articles needing factual verification (December 2008) |
| Ammodramus | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Amsterdam Albatross | Low | C | 1 | October 2010 | Articles with dead external links (October 2010) |
| Anas | High | Start | 1 | October 2009 | Articles with unsourced statements (October 2009) |
| Anatidae | High | B | 2 | January 2008 | Articles with unsourced statements (January 2008, January 2009) |
| Anatinae | Mid | Start | 1 | September 2011 | Articles needing additional references (September 2011) |
| Anatolian Ringbeater | Low | Stub | 1 | August 2012 | Articles lacking sources (August 2012) |
| Ancient Murrelet | Low | Start | 1 | March 2011 | Articles with unsourced statements (March 2011) |
| Ancona (chicken) | Low | Stub | 1 | August 2009 | Articles needing additional references (August 2009) |
| Andean Goose | Low | Stub | 1 | March 2013 | Articles lacking in-text citations (March 2013) |
| Andean Swallow | Low | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Andrewsornis | Low | Stub | 1 | January 2013 | Articles to be expanded (January 2013) |
| Andrew Jackson Grayson | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Angel wing | Low | Stub | 3 | March 2009 | Articles lacking sources (July 2011), Articles with unsourced statements (March 2009, September 2010) |
| Angola Cave Chat | Low | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Anserinae | Mid | Start | 1 | January 2013 | Articles lacking in-text citations (January 2013) |
| Anser (bird) | Mid | Start | 2 | February 2007 | Articles with unsourced statements (February 2007, June 2008) |
| Antarctic Petrel | Mid | Start | 1 | November 2010 | Articles with dead external links (November 2010) |
| Antarctic Prion | Low | Start | 2 | July 2009 | Articles with unsourced statements (January 2010, July 2009) |
| Anthracite budgerigar mutation | Low | Stub | 1 | July 2009 | Articles needing additional references (July 2009) |
| Anthracoceros | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Anthropoides | Low | Start | 1 | December 2009 | Articles lacking sources (December 2009) |
| Antipodean Albatross | Low | C | 1 | February 2009 | Articles with unsourced statements (February 2009) |
| Antpitta | High | Start | 1 | May 2008 | Articles needing additional references (May 2008) |
| Anwaruddin Choudhury | Low | C | 1 | March 2012 | Articles with unsourced statements (March 2012) |
| An Annotated Checklist of the Birds of the Oriental Region | Low | Start | 1 | December 2009 | Articles lacking sources (December 2009) |
| AOU Checklist of North American Birds | Low | Stub | 1 | December 2012 | Articles with too few wikilinks (December 2012) |
| Aptenodytes | Mid | Stub | 1 | January 2009 | Articles with unsourced statements (January 2009) |
| Aptenodytes ridgeni | Low | Stub | 2 | December 2009 | Articles to be expanded (March 2013), Articles needing additional references (December 2009) |
| Aquila (genus) | Mid | Start | 2 | November 2010 | Articles needing additional references (November 2010), Articles with specifically marked weasel-worded phrases (November 2010) |
| Aquila (journal) | Low | Stub | 1 | March 2013 | Articles lacking sources (March 2013) |
| Arabian Ostrich | Low | C | 2 | October 2007 | Articles with unsourced statements (June 2012), Wikipedia articles needing factual verification (October 2007) |
| Araucana | Low | Start | 2 | May 2010 | Articles lacking in-text citations (May 2010), Articles with limited geographic scope (May 2010) |
| Archaeopsittacus | Low | Stub | 1 | July 2007 | Wikipedia articles needing factual verification (July 2007) |
| Archaeopteryx | High | FA | 1 | October 2012 | Wikipedia articles needing clarification (October 2012) |
| Archer's Buzzard | Low | Start | 1 | February 2013 | Articles to be expanded (February 2013) |
| Arctic Redpoll | Low | Stub | 1 | June 2010 | Articles needing additional references (June 2010) |
| Ardea (genus) | Mid | Start | 1 | December 2009 | Articles lacking sources (December 2009) |
| Ardeola | Low | Start | 1 | December 2009 | Articles lacking sources (December 2009) |
| Argentavis | Low | Start | 2 | February 2012 | Articles with unsourced statements (February 2012, March 2013) |
| Argus (bird) | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Arkaroola, South Australia | Low | Start | 2 | February 2007 | Articles with dead external links (May 2013), Articles with unsourced statements (February 2007) |
| Arthur Cox (ornithologist) | Low | Stub | 1 | March 2013 | Orphaned articles (March 2013) |
| Arthur Edward Osmaston | Low | Stub | 2 | December 2012 | Articles lacking in-text citations (February 2013), Articles with too few wikilinks (December 2012) |
| Arthur Mattingley | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Ash-throated Flycatcher | Low | Start | 2 | March 2009 | Articles with unsourced statements (March 2009), All articles needing expert attention |
| Ashmore and Cartier Islands | Low | Start | 1 | July 2012 | Articles with dead external links (July 2012) |
| Ashy-throated Parrotbill | Low | Stub | 1 | May 2009 | Wikipedia articles needing factual verification (May 2009) |
| Ashy Storm Petrel | Low | Start | 1 | October 2007 | Articles with unsourced statements (October 2007) |
| Asian Brown Flycatcher | Low | Start | 1 | October 2007 | Articles with unsourced statements (October 2007) |
| Asian Ostrich | Low | Stub | 1 | February 2010 | Articles needing additional references (February 2010) |
| Association of European Rarities Committees | Mid | Stub | 1 | September 2009 | Articles lacking sources (September 2009) |
| Astrapia | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Asturian Painted Hen | Low | Stub | 1 | May 2009 | Articles lacking sources (May 2009) |
| Atitlán Grebe | Low | Start | 1 | January 2010 | Articles lacking in-text citations (January 2010) |
| Atlantic Canary | Low | Start | 1 | April 2011 | Wikipedia articles needing clarification (April 2011) |
| Atlantic Flyway | Mid | Start | 1 | April 2009 | Articles needing additional references (April 2009) |
| Atlantic Puffin | Low | B | 1 | January 2008 | Wikipedia articles needing factual verification (January 2008) |
| Atlapetes | Mid | Stub | 1 | December 2011 | Articles lacking sources (December 2011) |
| Atlas of Australian Birds | Mid | C | 1 | December 2011 | Articles with unsourced statements (December 2011) |
| Atlas of Victorian Birds | Low | Stub | 1 | January 2012 | Articles with topics of unclear notability (January 2012) |
| Auckland Islands | Low | C | 2 | August 2010 | Articles containing potentially dated statements (2008), Articles with dead external links (August 2010) |
| Auckland Rail | Low | Start | 1 | March 2009 | Articles with unsourced statements (March 2009) |
| Audouin's Gull | Low | Start | 1 | March 2013 | Articles lacking in-text citations (March 2013) |
| Audubon's Oriole | Low | Start | 1 | February 2010 | Articles lacking in-text citations (February 2010) |
| Audubon's Shearwater | Low | Start | 1 | January 2009 | Wikipedia articles needing factual verification (January 2009) |
| Audubon Society of Western Pennsylvania | Low | Start | 2 | September 2010 | Articles with a promotional tone (September 2010), Vague or ambiguous time (February 2011) |
| August Spennemann | Low | Stub | 1 | February 2009 | Orphaned articles (February 2009) |
| August von Pelzeln | Low | Stub | 1 | March 2009 | Articles lacking sources (March 2009) |
| Austin Roberts | Low | Stub | 1 | March 2009 | Articles lacking sources (March 2009) |
| Australasian treecreeper | Mid | Start | 1 | March 2013 | Articles lacking in-text citations (March 2013) |
| Australian Alps | Low | Start | 1 | December 2007 | Articles needing additional references (December 2007) |
| Australian King Parrot | Mid | Start | 2 | June 2009 | Articles lacking in-text citations (June 2009), Articles with unsourced statements (June 2009) |
| Australian Owlet-nightjar | Low | Start | 2 | May 2009 | Articles with unsourced statements (May 2009), Articles with links needing disambiguation (June 2011) |
| Australian Pied Cormorant | Low | Start | 1 | August 2009 | Articles with unsourced statements (August 2009) |
| Australian Raven | Low | C | 2 | August 2007 | Articles with dead external links (September 2010), Articles with unsourced statements (August 2007) |
| Australian Spotted | Low | Stub | 1 | May 2009 | Articles lacking sources (May 2009) |
| Australian White Ibis | Low | Start | 1 | May 2011 | Articles with dead external links (May 2011) |
| Australorp | Low | Stub | 1 | May 2010 | Articles lacking in-text citations (May 2010) |
| Avian Brain Nomenclature Consortium | Mid | Stub | 1 | November 2007 | Articles lacking sources (November 2007) |
| Avian ecology field methods | Mid | Start | 1 | April 2007 | Articles lacking sources (April 2007) |
| Avian malaria | Low | Stub | 1 | May 2008 | Articles with unsourced statements (May 2008) |
| Avian paramyxovirus | Low | Stub | 4 | December 2009 | Wikipedia pages needing cleanup (September 2011), Articles needing cleanup (September 2011), Articles to be expanded (January 2011), Articles needing additional references (December 2009) |
| Avian veterinarian | Mid | Stub | 1 | November 2007 | Articles lacking sources (November 2007) |
| Aviary | High | Start | 1 | October 2011 | Incomplete lists (October 2011) |
| Aviceda | Low | Stub | 1 | October 2010 | Articles with dead external links (October 2010) |
| Aviculture | High | C | 1 | July 2008 | Articles needing additional references (July 2008) |
| Aviornis | Low | Stub | 4 | February 2012 | Articles with topics of unclear notability (February 2012), Orphaned articles (March 2012), Articles lacking sources (February 2012), Articles with unsourced statements (February 2012) |
| Aylesbury duck | Low | FA | 2 | Articles containing potentially dated statements (2010, 2011) | |
| Aythya | Mid | Stub | 1 | February 2008 | Wikipedia articles needing factual verification (February 2008) |
| Azores Wood Pigeon | Low | Start | 2 | March 2012 | Articles needing additional references (March 2012), All articles needing expert attention |
| A Guide to the Birds of Mexico and Northern Central America | Low | Stub | 2 | January 2009 | Articles with topics of unclear notability (January 2009), Articles lacking sources (January 2009) |
| ‘Ōma’o | Low | Start | 1 | January 2009 | Articles needing additional references (January 2009) |
| Île Saint-Paul | Low | Start | 2 | December 2011 | Articles with dead external links (November 2012), Articles needing additional references (December 2011) |
| Babbling Starling | Low | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Backwoods Camp | Low | Stub | 3 | March 2009 | Articles with topics of unclear notability (March 2009), Orphaned articles (December 2012), All articles needing coordinates |
| Baeopogon | Mid | Stub | 1 | November 2012 | Articles lacking sources (November 2012) |
| Bagobo Babbler | Low | Stub | 1 | May 2009 | Wikipedia articles needing factual verification (May 2009) |
| Balearica | Mid | Stub | 1 | January 2011 | Articles lacking sources (January 2011) |
| Balearic Shearwater | Low | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Band-tailed Oropendola | Low | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Banded penguin | Mid | Start | 2 | January 2009 | Articles with unsourced statements (January 2009, May 2012) |
| Bank Cormorant | Low | Start | 1 | December 2009 | Articles lacking in-text citations (December 2009) |
| Bantam (poultry) | Mid | Start | 1 | March 2011 | Articles with unsourced statements (March 2011) |
| Bar-headed Goose | Low | Start | 3 | February 2010 | Wikipedia articles needing clarification (February 2013), Articles with unsourced statements (February 2010, March 2011) |
| Bar-shouldered Dove | Low | Start | 1 | November 2011 | Articles lacking in-text citations (November 2011) |
| Bar-tailed Godwit | Low | Start | 1 | October 2008 | Articles with unsourced statements (October 2008) |
| Barbara Kathleen Snow | Mid | Start | 1 | March 2011 | Incomplete lists (March 2011) |
| Barnacle Goose | Low | C | 1 | April 2013 | Articles with unsourced statements (April 2013) |
| Barnes' Astrapia | Low | Stub | 1 | July 2012 | Articles with unsourced statements (July 2012) |
| Barnevelder | Low | Stub | 1 | February 2012 | Articles with dead external links (February 2012) |
| Barred Forest Falcon | Low | Stub | 1 | March 2008 | Wikipedia articles needing factual verification (March 2008) |
| Barred Owl | Low | C | 1 | June 2010 | Articles with unsourced statements (June 2010) |
| Barred Parakeet | Mid | Start | 3 | June 2008 | Articles with unsourced statements (April 2010, June 2008, October 2010) |
| Barred Tinamou | Low | Stub | 1 | February 2009 | Articles with unsourced statements (February 2009) |
| Barrington Tops National Park | Low | Start | 1 | January 2010 | Articles with unsourced statements (January 2010) |
| Barrow Island (Western Australia) | Low | C | 2 | June 2009 | Articles with dead external links (October 2010), Articles with unsourced statements (June 2009) |
| Basilinna (bird) | Mid | Stub | 1 | August 2010 | Articles with unsourced statements (August 2010) |
| Basilornis | Mid | Stub | 1 | January 2010 | Articles lacking sources (January 2010) |
| Bateleur | Low | Start | 1 | November 2009 | Articles with unsourced statements (November 2009) |
| Bathoceleus hyphalus | Low | Stub | 2 | June 2010 | Articles needing additional references (June 2010), Articles with unsourced statements (June 2010) |
| Batoggisem, Dansem and Zamori Islands Important Bird Area | Low | Stub | 1 | April 2013 | Orphaned articles (April 2013) |
| Battery cage | Mid | C | 3 | September 2009 | Articles with dead external links (October 2010), Articles to be expanded (September 2009), Articles with unsourced statements (July 2012) |
| Bay-capped Wren-Spinetail | Low | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Baywing | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Bean Goose | Low | Start | 1 | April 2011 | Articles to be expanded (April 2011) |
| Bearded Screech Owl | Low | Stub | 1 | July 2012 | Articles to be expanded (July 2012) |
| Beauchene Island | Low | Stub | 1 | July 2010 | Articles with unsourced statements (July 2010) |
| Bee-eater | High | B | 1 | July 2008 | Articles with unsourced statements (July 2008) |
| Begging behavior in birds | Low | C | 1 | April 2013 | Unreviewed new articles created via the Article Wizard (April 2013) |
| Bekisar | Low | Start | 2 | November 2010 | Articles lacking in-text citations (November 2010), Articles with unsourced statements (May 2011) |
| Belum-Temengor | Low | Start | 1 | All articles needing coordinates | |
| Bempton Cliffs | Mid | Stub | 1 | August 2011 | Articles with unsourced statements (August 2011) |
| Benham's Megalapteryx | Low | Stub | 1 | November 2011 | Orphaned articles (November 2011) |
| Berlin Long Faced Tumbler | Low | Stub | 1 | October 2009 | Orphaned articles (October 2009) |
| Bernard Tucker | Low | Stub | 1 | June 2009 | Articles lacking sources (June 2009) |
| Bertel Bruun | Unknown | Start | 1 | September 2011 | Articles needing additional references (September 2011) |
| Bewick's Wren | Low | Start | 1 | October 2007 | Articles with unsourced statements (October 2007) |
| Big year | Low | Start | 3 | February 2011 | Articles lacking in-text citations (October 2011), Articles with unsourced statements (December 2011), Articles with limited geographic scope (February 2011) |
| Bill Oddie | Low | C | 2 | January 2010 | Articles with unsourced statements (January 2010, May 2010) |
| Bird-of-paradise | High | C | 1 | June 2008 | Articles with unsourced statements (June 2008) |
| Bird-safe | Low | Start | 4 | November 2007 | Articles needing cleanup (November 2007), Articles with dead external links (October 2010), Articles that may contain original research (June 2008), Articles needing additional references (June 2008) |
| Bird-skyscraper collisions | Unknown | Stub | 1 | August 2010 | Articles with dead external links (August 2010) |
| Birding Business | Unknown | Stub | 2 | December 2012 | Articles with topics of unclear notability (December 2012), Articles needing additional references (December 2012) |
| Birdland Park and Gardens | Low | Start | 2 | April 2011 | Articles lacking sources (May 2012), Articles with unsourced statements (April 2011) |
| BirdLife Malta | Low | Stub | 2 | November 2010 | Articles needing additional references (November 2010), Articles lacking reliable references (November 2010) |
| Birds Australia Northern NSW | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Birds Directive | Low | Stub | 1 | April 2009 | Articles lacking sources (April 2009) |
| Birds of Australia | High | Start | 1 | March 2013 | Articles lacking in-text citations (March 2013) |
| Birds of Cornwall | Low | Start | 1 | Articles containing potentially dated statements (2012) | |
| Birds of the Central Indian Highlands | Low | Start | 1 | February 2009 | Orphaned articles (February 2009) |
| Birdwatching | High | B | 3 | February 2010 | Articles that may contain original research (February 2010), Articles with specifically marked weasel-worded phrases (February 2010), Articles with limited geographic scope (December 2010) |
| Birdwatch (magazine) | Unknown | Stub | 1 | May 2011 | Articles needing additional references (May 2011) |
| Bird abatement | Low | Start | 2 | April 2007 | Articles to be merged (June 2011), Articles lacking sources (April 2007) |
| Bird anatomy | Top | B | 2 | May 2010 | Articles with unsourced statements (April 2013, May 2010) |
| Bird control | Low | Stub | 2 | December 2009 | Articles to be merged (June 2011), Articles needing additional references (December 2009) |
| Bird control spike | Low | Start | 1 | October 2010 | Articles with dead external links (October 2010) |
| Bird egg | Mid | Start | 2 | December 2012 | Articles needing additional references (March 2013), Articles with unsourced statements (December 2012) |
| Bird feeding | High | Start | 2 | November 2010 | Articles with unsourced statements (November 2010), Articles needing more detailed references |
| Bird flight | Top | C | 5 | April 2009 | Articles to be expanded (February 2013), Articles with unsourced statements (April 2009, June 2012, November 2010, October 2009) |
| Bird food | Low | Start | 2 | January 2010 | Wikipedia articles needing clarification (October 2012), Wikipedia articles needing style editing (January 2010) |
| Bird hybrid | Mid | Start | 4 | October 2008 | Wikipedia pages needing cleanup (October 2008), Articles needing cleanup (October 2008), Articles lacking sources (September 2012), Articles with unsourced statements (November 2012) |
| Bird intelligence | High | B | 3 | February 2007 | Wikipedia articles needing clarification (July 2011), Articles with unsourced statements (April 2011, February 2007) |
| Bird migration | Top | C | 2 | September 2011 | Articles with unsourced statements (March 2013, September 2011) |
| Bird nest | High | B | 1 | August 2011 | Articles with unsourced statements (August 2011) |
| Bird observatory | Mid | Start | 1 | October 2012 | Articles lacking sources (October 2012) |
| Bird of prey | Top | Start | 1 | April 2010 | Wikipedia articles needing clarification (April 2010) |
| Bird Protection Quebec | Low | Stub | 2 | November 2010 | Articles lacking in-text citations (November 2010), Articles lacking reliable references (November 2010) |
| Bird rarities committee | Mid | Stub | 1 | November 2007 | Articles lacking sources (November 2007) |
| Bird reserve | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Bird scarer | Low | C | 4 | June 2009 | Articles needing cleanup (July 2012), Articles lacking in-text citations (June 2009), Articles needing link rot cleanup (July 2012), Articles needing additional references (June 2009) |
| Bird species new to science described in the 2010s | Unknown | List | 1 | October 2012 | Articles to be expanded (October 2012) |
| Bird strike | Mid | B | 2 | January 2009 | Articles with unsourced statements (January 2009, November 2010) |
| Bird Studies Canada | Low | Stub | 1 | October 2012 | Articles lacking sources (October 2012) |
| Bird Talk | Unknown | Stub | 1 | July 2008 | Articles lacking reliable references (July 2008) |
| Bird trapping | Low | Start | 1 | February 2011 | Wikipedia articles needing factual verification (February 2011) |
| Bird vision | High | B | 1 | December 2011 | Articles with unsourced statements (December 2011) |
| Bird vocalization | Top | B | 3 | November 2007 | Articles with dead external links (June 2010), Articles to be expanded (September 2011), Articles with unsourced statements (November 2007) |
| Biziura | Mid | Start | 1 | March 2013 | Articles lacking in-text citations (March 2013) |
| Black-and-chestnut Eagle | Low | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Black-bellied Whistling Duck | Low | B | 2 | March 2008 | Articles with unsourced statements (March 2008), Articles with specifically marked weasel-worded phrases (May 2010) |
| Black-crowned Night Heron | Low | Start | 1 | November 2010 | Articles lacking in-text citations (November 2010) |
| Black-eared Wheatear | Low | Stub | 1 | December 2010 | Articles needing additional references (December 2010) |
| Black-faced Grassquit | Low | Stub | 1 | November 2010 | Articles lacking in-text citations (November 2010) |
| Black-necked Stilt | Mid | Start | 1 | September 2008 | Wikipedia articles needing factual verification (September 2008) |
| Black-necked Swan | Low | Start | 2 | June 2009 | Articles with unsourced statements (June 2009), Wikipedia articles needing factual verification (September 2012) |
| Black-streaked Scimitar Babbler | Low | Stub | 1 | January 2011 | Articles lacking in-text citations (January 2011) |
| Black-tailed Tityra | Low | Start | 2 | March 2008 | Articles containing potentially dated statements (2004), Articles with unsourced statements (March 2008) |
| Black-throated Loon | Low | Start | 1 | September 2011 | Articles with unsourced statements (September 2011) |
| Black-throated Sparrow | Low | Stub | 1 | January 2010 | Articles lacking in-text citations (January 2010) |
| Black-whiskered Vireo | Low | Start | 1 | November 2010 | Articles lacking in-text citations (November 2010) |
| Black-winged Stilt | Mid | Stub | 1 | March 2013 | Articles needing additional references (March 2013) |
| Blackstart | Low | Start | 1 | December 2010 | Articles lacking in-text citations (December 2010) |
| Black Grouse | Mid | Start | 1 | September 2010 | Articles needing additional references (September 2010) |
| Black Kite | Mid | C | 1 | July 2010 | Articles with unsourced statements (July 2010) |
| Black Lory | Mid | Start | 1 | September 2012 | Articles with unsourced statements (September 2012) |
| Black Mamo | Low | Stub | 1 | January 2009 | Articles needing additional references (January 2009) |
| Black Redstart | Low | Start | 1 | December 2012 | Articles to be expanded (December 2012) |
| Blasius Merrem | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Blinders (poultry) | Low | Start | 1 | October 2012 | Articles to be merged (October 2012) |
| Bloedel Floral Conservatory | Unknown | Start | 1 | July 2010 | Articles with unsourced statements (July 2010) |
| Blue-footed Booby | High | B | 3 | November 2012 | Wikipedia articles needing clarification (February 2013), Articles with unsourced statements (January 2013, November 2012) |
| Blue-fronted Robin | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Blue-throated Motmot | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Blue-winged Kookaburra | Low | Start | 1 | March 2012 | Articles with unsourced statements (March 2012) |
| Blue-winged Teal | Mid | Start | 2 | November 2011 | Wikipedia articles needing clarification (November 2011), Articles with unsourced statements (November 2011) |
| Bluebird of happiness | Low | Start | 1 | October 2007 | Articles needing additional references (October 2007) |
| Blue Chaffinch | Low | Start | 1 | December 2009 | Articles with unsourced statements (December 2009) |
| Blue Duck | Low | Start | 2 | February 2007 | Articles with unsourced statements (August 2011, February 2007) |
| Blue Finch | Mid | Stub | 2 | November 2008 | Articles with unsourced statements (November 2008, November 2011) |
| Blue Jay | Mid | B | 1 | December 2012 | Articles with unsourced statements (December 2012) |
| Blue pigeon | Mid | Start | 1 | September 2012 | Wikipedia introduction cleanup (September 2012) |
| Blue Rock Thrush | Low | Start | 2 | September 2012 | Articles needing additional references (September 2012), Articles with links needing disambiguation (September 2012) |
| Blue Seedeater | Low | Stub | 1 | February 2011 | Articles with unsourced statements (February 2011) |
| Blue Tit | Mid | B | 1 | August 2011 | Articles with specifically marked weasel-worded phrases (August 2011) |
| Blue Vanga | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Bluntschli's Vanga | Unknown | Stub | 1 | March 2013 | Articles to be merged (March 2013) |
| Boatswain Bay Migratory Bird Sanctuary | Low | Stub | 1 | October 2010 | Articles with dead external links (October 2010) |
| Bobolink | Mid | Start | 1 | July 2010 | Articles with unsourced statements (July 2010) |
| Bob Spear | Low | Start | 1 | March 2012 | Wikipedia references cleanup (March 2012) |
| Bohemian Fairy Swallow | Low | Stub | 1 | August 2012 | Articles lacking sources (August 2012) |
| Bohemian Waxwing | Low | Start | 1 | February 2011 | Wikipedia spam cleanup (February 2011) |
| Bokmakierie | Mid | Start | 1 | May 2012 | Articles lacking in-text citations (May 2012) |
| Bonaparte's Gull | Low | Start | 1 | September 2012 | Wikipedia articles needing reorganization (September 2012) |
| Bonaventure Island | Low | Start | 1 | December 2012 | Articles with dead external links (December 2012) |
| Bonn Convention | Unknown | Stub | 2 | May 2012 | Articles lacking reliable references (September 2012), Articles lacking sources (May 2012) |
| Book of Indian Birds | Low | Stub | 1 | March 2012 | Articles with unsourced statements (March 2012) |
| Book of Saint Albans | Low | Stub | 2 | April 2012 | Articles that may contain original research (April 2012), Articles needing additional references (April 2012) |
| Booted Eagle | Low | Start | 1 | September 2007 | Articles with unsourced statements (September 2007) |
| Booted Warbler | Low | Stub | 1 | October 2010 | Articles needing additional references (October 2010) |
| Boreal Owl | Low | Start | 2 | January 2008 | Articles needing additional references (January 2008), Articles with unsourced statements (July 2010) |
| Bornean Peacock-Pheasant | Low | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Boulder Chat | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Bouvet Island | Low | B | 2 | March 2013 | Wikipedia pages needing cleanup (March 2013), Articles needing cleanup (March 2013) |
| Bowerbird | High | Start | 6 | April 2007 | Articles with disputed statements (March 2013), Articles with unsourced statements (April 2007, June 2010), Articles with specifically marked weasel-worded phrases (June 2010, March 2009, November 2012) |
| Bradley C. Livezey | Low | Stub | 1 | February 2011 | Articles lacking in-text citations (February 2011) |
| Brahma (chicken) | Low | Start | 1 | September 2012 | Articles needing additional references (September 2012) |
| Brahminy Starling | Low | Start | 1 | December 2009 | Articles with unsourced statements (December 2009) |
| Brambling | Mid | Start | 1 | December 2009 | Articles with unsourced statements (December 2009) |
| Branta | Mid | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Brant Goose | Low | Start | 1 | September 2010 | Articles lacking page references (September 2010) |
| Brazilian Merganser | Low | Start | 3 | January 2009 | Articles lacking in-text citations (January 2009), Articles with unsourced statements (June 2009), Articles with specifically marked weasel-worded phrases (June 2009) |
| Brecon Buff Goose | Low | Stub | 1 | December 2011 | Articles with links needing disambiguation (December 2011) |
| Breeding bird survey | Unknown | Stub | 1 | July 2009 | Articles needing additional references (July 2009) |
| Bristlebird | High | Start | 1 | July 2012 | Articles with unsourced statements (July 2012) |
| Bristled Grassbird | Mid | Stub | 1 | July 2007 | Wikipedia articles needing factual verification (July 2007) |
| British Birdwatching Fair | Low | Stub | 1 | August 2008 | Articles with unsourced statements (August 2008) |
| British Ornithologists' Union Records Committee | Low | Stub | 1 | October 2008 | Articles to be expanded (October 2008) |
| Broad-billed Prion | Low | Start | 2 | July 2009 | Articles with unsourced statements (January 2010, July 2009) |
| Broad-billed Sandpiper | Low | Stub | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Broad-winged Hawk | Low | Start | 3 | October 2011 | Articles lacking reliable references (October 2011), Articles with unsourced statements (November 2011, October 2011) |
| Broiler | Unknown | Start | 5 | February 2012 | Articles with dead external links (May 2012), Articles to be expanded (June 2012), Wikipedia introduction cleanup (February 2013), Articles with unsourced statements (July 2012), Vague or ambiguous geographic scope (February 2012) |
| Bronze-tailed Comet | Low | Stub | 1 | September 2012 | Articles lacking in-text citations (September 2012) |
| Bronze-tailed Peacock-Pheasant | Low | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Bronze-winged Jacana | Mid | Start | 1 | September 2012 | Articles needing additional references (September 2012) |
| Bronze-winged Woodpecker | Low | Stub | 1 | August 2011 | Articles needing additional references (August 2011) |
| Bronzewing pigeon | Unknown | Stub | 1 | March 2013 | Articles lacking in-text citations (March 2013) |
| Brood parasite | Mid | C | 1 | June 2008 | Articles to be expanded (June 2008) |
| Brown-backed Parrotlet | Low | Stub | 1 | January 2012 | Articles with unsourced statements (January 2012) |
| Brown-cheeked Fulvetta | Unknown | Stub | 1 | July 2007 | Wikipedia articles needing factual verification (July 2007) |
| Brown-flanked Bush Warbler | Low | Stub | 1 | January 2010 | Articles with unsourced statements (January 2010) |
| Brown-headed Parrot | Mid | Stub | 1 | July 2008 | Articles with unsourced statements (July 2008) |
| Brown-hooded Gull | Unknown | Stub | 1 | February 2013 | Articles with unsourced statements (February 2013) |
| Brown Barbet | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Brown Bullfinch | Low | Stub | 1 | December 2010 | Articles with unsourced statements (December 2010) |
| Brown Fish Owl | Low | Start | 1 | June 2009 | Wikipedia articles needing factual verification (June 2009) |
| Brown Pelican | Low | Start | 2 | September 2012 | Articles lacking in-text citations (September 2012), Articles needing additional references (September 2012) |
| Bucanetes | Mid | Stub | 1 | February 2013 | Articles to be expanded (February 2013) |
| Budgerigar | High | C | 3 | July 2008 | Articles with unsourced statements (July 2008, November 2011, November 2012) |
| Budgerigar colour genetics | Unknown | Start | 1 | February 2008 | Articles lacking in-text citations (February 2008) |
| Buff-bellied Monarch | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Buff-bellied Warbler | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Buff-breasted Buttonquail | Mid | C | 1 | July 2011 | Articles with links needing disambiguation (July 2011) |
| Buff-collared Nightjar | Low | Stub | 2 | October 2009 | Articles lacking in-text citations (October 2009), Articles with unsourced statements (June 2011) |
| Bulbul | High | C | 1 | April 2013 | Articles with unsourced statements (April 2013) |
| Buller's Albatross | Low | C | 1 | October 2010 | Articles with dead external links (October 2010) |
| Buller's Shearwater | Low | Start | 2 | January 2009 | Articles lacking in-text citations (January 2009), Wikipedia articles needing factual verification (January 2009) |
| Bullfinch | NA | NA | 2 | June 2011 | Wikipedia pages needing cleanup (June 2011), Articles needing cleanup (June 2011) |
| Bullock's Oriole | Low | Stub | 2 | July 2010 | Articles to be expanded (September 2010), Articles needing additional references (July 2010) |
| Bulwer's Pheasant | Low | Start | 2 | July 2011 | Articles needing additional references (November 2011), Articles with unsourced statements (July 2011) |
| Bumblefoot (infection) | Low | Start | 1 | August 2012 | Articles with unsourced statements (August 2012) |
| Burford Brown | Low | Stub | 1 | April 2012 | Orphaned articles (April 2012) |
| Bursa Tumbler | Low | Stub | 1 | August 2012 | Articles lacking sources (August 2012) |
| Burt Monroe | Unknown | Stub | 2 | April 2012 | Articles lacking sources (April 2012), Articles with unsourced statements (April 2012) |
| Bushshrike | Mid | Start | 1 | March 2013 | Articles lacking in-text citations (March 2013) |
| Bush Blackcap | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Bustard | High | Start | 2 | November 2012 | Articles with unsourced statements (April 2013), Vague or ambiguous time (November 2012) |
| Butcherbird | Mid | Start | 2 | September 2008 | Articles needing additional references (September 2008), Articles with unsourced statements (September 2012) |
| Buteogallus | Low | Stub | 1 | January 2011 | Articles with unsourced statements (January 2011) |
| Buteogallus borrasi | Low | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Buteoninae | Unknown | Start | 1 | December 2009 | Articles lacking sources (December 2009) |
| Buzzard | Mid | Start | 2 | November 2010 | Accuracy disputes (November 2010), Articles lacking sources (November 2010) |
| Bylot Island Migratory Bird Sanctuary | Low | Stub | 1 | October 2010 | Articles with dead external links (October 2010) |
| C. G. Finch-Davies | Low | Start | 1 | September 2012 | Articles with unsourced statements (September 2012) |
| Cañon de Fernández State Park | Low | Stub | 1 | April 2013 | Articles needing additional references (April 2013) |
| Cacatuinae | Low | Stub | 1 | December 2012 | Articles lacking sources (December 2012) |
| Cacatuini | Mid | Stub | 1 | December 2012 | Articles lacking sources (December 2012) |
| Caique | Mid | Stub | 3 | April 2009 | Articles that may contain original research (April 2009), Articles needing additional references (May 2009), Articles lacking sources (April 2009) |
| Cairina | Low | Stub | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Calidrid | Mid | C | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| California Clapper Rail | Low | C | 1 | June 2011 | Articles with links needing disambiguation (June 2011) |
| California Condor | Mid | FA | 1 | November 2012 | Articles with unsourced statements (November 2012) |
| Calyptomena | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Calyptophilus | Mid | Stub | 1 | February 2010 | Articles needing additional references (February 2010) |
| Camarhynchus | Mid | Stub | 1 | February 2010 | Articles lacking sources (February 2010) |
| Camiguin Hawk Owl | Low | Stub | 2 | August 2012 | Articles lacking sources (August 2012), Articles with unsourced statements (October 2012) |
| Campephaga | Mid | Stub | 1 | June 2010 | Articles lacking sources (June 2010) |
| Campylorhynchus | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Canada Goose | Mid | C | 3 | February 2011 | Articles with unsourced statements (February 2011, March 2011, May 2012) |
| Canary Islands Oystercatcher | Low | B | 1 | July 2007 | Wikipedia articles needing factual verification (July 2007) |
| Canary Islands Stonechat | Low | Start | 1 | July 2007 | Wikipedia articles needing factual verification (July 2007) |
| Cantabrian Capercaillie | Low | Start | 4 | November 2011 | Wikipedia pages needing cleanup (November 2011), Articles needing cleanup (November 2011), Wikipedia articles needing style editing (November 2011), Articles with unsourced statements (November 2011) |
| Cantorchilus | Mid | Stub | 1 | October 2012 | Articles lacking sources (October 2012) |
| Cape Barren Goose | Low | Start | 1 | December 2009 | Articles lacking in-text citations (December 2009) |
| Cape Bulbul | Low | Stub | 1 | June 2011 | Articles lacking in-text citations (June 2011) |
| Cape Parrot | Mid | Start | 1 | July 2011 | Articles with disputed statements (July 2011) |
| Cape Petrel | Mid | C | 2 | July 2009 | Articles with unsourced statements (July 2009, October 2011) |
| Cape Spurfowl | Unknown | Stub | 1 | April 2011 | Articles lacking in-text citations (April 2011) |
| Cape Sugarbird | Low | Start | 1 | October 2010 | Articles with dead external links (October 2010) |
| Cape Weaver | Low | Start | 1 | March 2010 | Articles needing additional references (March 2010) |
| Capitonidae | Mid | Stub | 1 | July 2007 | Wikipedia articles needing factual verification (July 2007) |
| Capon | Low | Stub | 1 | April 2013 | Articles with unsourced statements (April 2013) |
| Capped Heron | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Caprimulgiformes | Top | Start | 1 | July 2008 | Articles needing additional references (July 2008) |
| Caprimulgus | Unknown | Start | 1 | December 2009 | Articles lacking sources (December 2009) |
| Caracara | High | Stub | 1 | September 2010 | Articles with dead external links (September 2010) |
| Caracara (genus) | Unknown | Stub | 1 | February 2008 | Wikipedia articles needing factual verification (February 2008) |
| Carajás Woodcreeper | Low | Stub | 1 | February 2013 | Articles lacking sources (February 2013) |
| Cardinal (bird) | Mid | Start | 1 | November 2008 | Wikipedia articles needing factual verification (November 2008) |
| Cardinal Lory | Low | Start | 1 | April 2009 | Articles with unsourced statements (April 2009) |
| Carduelis | Mid | Start | 1 | March 2011 | Wikipedia articles needing clarification (March 2011) |
| Caribbean Coot | Unknown | Stub | 1 | November 2010 | Articles lacking in-text citations (November 2010) |
| Carl Euler | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Carl Hunstein | Unknown | Stub | 1 | June 2007 | Articles lacking sources (June 2007) |
| Carolina Parakeet | Mid | Start | 4 | February 2007 | Articles needing additional references (February 2013), Articles with unsourced statements (August 2010, February 2007, February 2013) |
| Carp's Tit | Low | Stub | 1 | May 2011 | Articles lacking sources (May 2011) |
| Carrier pigeon | Unknown | Start | 1 | September 2010 | Articles with dead external links (September 2010) |
| Carrion Crow | Low | Start | 2 | October 2010 | Articles with unsourced statements (November 2010, October 2010) |
| Casqued Oropendola | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Catalan Ornithological Institute | Low | Stub | 1 | August 2008 | Articles lacking reliable references (August 2008) |
| Cathartes | Mid | Start | 1 | February 2013 | Articles to be expanded (February 2013) |
| Caucasian Grouse | Mid | Start | 1 | September 2010 | Articles with dead external links (September 2010) |
| Cauchois (pigeon) | Low | Stub | 1 | August 2012 | Articles lacking sources (August 2012) |
| Cedar Waxwing | Low | C | 1 | August 2009 | Articles with unsourced statements (August 2009) |
| Cemave | Low | Stub | 2 | December 2012 | Orphaned articles (February 2013), Articles with too few wikilinks (December 2012) |
| Cercomacra | Unknown | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Cereopsis novaehollandiae grisea | Unknown | Stub | 1 | April 2012 | Articles with unsourced statements (April 2012) |
| Cerulean Warbler | Low | Stub | 1 | July 2011 | Wikipedia introduction cleanup (July 2011) |
| Ceyx lepidus margarethae | Low | Stub | 1 | December 2012 | Orphaned articles (December 2012) |
| Chabert Vanga | Low | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Chalcophaps | Mid | Stub | 1 | December 2009 | Articles needing additional references (December 2009) |
| Challenger (eagle) | Low | Stub | 1 | March 2011 | Wikipedia articles needing clarification (March 2011) |
| Channel-billed Cuckoo | Low | B | 1 | September 2012 | Articles with unsourced statements (September 2012) |
| Charadriiformes | Top | Start | 1 | April 2007 | Articles with unsourced statements (April 2007) |
| Chari-Dhand Wetland Conservation Reserve | Low | Start | 2 | January 2011 | Articles to be expanded (January 2011), All articles needing coordinates |
| Charles Tunnicliffe | Low | Start | 1 | August 2008 | Incomplete lists (August 2008) |
| Charles Walter De Vis | Unknown | Stub | 1 | December 2010 | Articles with unsourced statements (December 2010) |
| Charles Waterton | Mid | Start | 2 | August 2010 | BLP articles lacking sources (August 2012), Articles with unsourced statements (August 2010) |
| Charlie (parrot) | Low | Stub | 1 | March 2011 | Articles lacking in-text citations (March 2011) |
| Charmosyna | Mid | Stub | 1 | February 2009 | Articles to be expanded (February 2009) |
| Chat (bird) | Mid | Start | 3 | December 2009 | Wikipedia articles needing clarification (February 2010), Articles lacking sources (December 2009), Vague or ambiguous time (February 2010) |
| Chen (genus) | Mid | Stub | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Cherry-throated Tanager | Low | Start | 2 | July 2007 | Wikipedia articles needing factual verification (July 2007), Articles with links needing disambiguation (September 2012) |
| Cher Ami | Low | Start | 2 | March 2011 | Articles lacking in-text citations (March 2011), Wikipedia articles needing factual verification (May 2011) |
| Chestnut-bellied Cuckoo | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Chestnut-capped Babbler | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Chestnut-crowned Bush Warbler | Low | Stub | 1 | December 2009 | Articles needing additional references (December 2009) |
| Chestnut-headed Bee-eater | Unknown | Stub | 1 | July 2009 | Articles needing additional references (July 2009) |
| Chestnut-headed Crake | Unknown | Stub | 1 | February 2013 | Articles with links needing disambiguation (February 2013) |
| Chestnut-headed Oropendola | Low | Stub | 1 | March 2012 | Articles needing additional references (March 2012) |
| Chestnut-headed Tesia | Low | Stub | 1 | May 2009 | Wikipedia articles needing factual verification (May 2009) |
| Chestnut-mandibled Toucan | Mid | Start | 2 | June 2009 | Articles to be expanded (December 2009), Articles lacking in-text citations (June 2009) |
| Chestnut-tailed Starling | Low | Stub | 1 | May 2010 | Articles with dead external links (May 2010) |
| Chestnut Wattle-eye | Unknown | Stub | 1 | October 2012 | Articles needing additional references (October 2012) |
| Chicken | High | C | 1 | July 2012 | Articles that may contain original research (July 2012) |
| Chicken eyeglasses | Low | C | 1 | October 2012 | Articles to be merged (October 2012) |
| Chicken tractor | Low | Start | 1 | April 2009 | Articles lacking in-text citations (April 2009) |
| Chick sexing | Low | Start | 1 | September 2007 | Articles needing additional references (September 2007) |
| Chilean Hawk | Low | Start | 1 | October 2008 | Wikipedia articles needing factual verification (October 2008) |
| China–Australia Migratory Bird Agreement | Unknown | Stub | 1 | June 2008 | Articles needing additional references (June 2008) |
| Chinese Hill Warbler | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Chlorophonia | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Chocolate-vented Tyrant | Low | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Chopi Blackbird | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Chotoy Spinetail | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Chough | Mid | GA | 1 | October 2012 | Articles with disputed statements (October 2012) |
| Christian Jouanin | Low | Start | 1 | May 2010 | Articles needing additional references (May 2010) |
| Christmas Island | Low | B | 3 | July 2012 | Articles with dead external links (July 2012), Articles to be merged (May 2013), Articles with unsourced statements (August 2012) |
| Christmas tree pests and weeds | Low | Start | 1 | February 2013 | Articles to be expanded (February 2013) |
| Chris Mead | Unknown | Start | 1 | February 2011 | Incomplete lists (February 2011) |
| Chrysolophus | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Chrysothlypis | Mid | Stub | 1 | June 2011 | Articles lacking sources (June 2011) |
| Cicinnurus | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Ciconiiformes | Top | Start | 1 | April 2010 | Articles with unsourced statements (April 2010) |
| Cinereous Tinamou | Low | Start | 1 | February 2009 | Articles with unsourced statements (February 2009) |
| Cinereous Vulture | Low | Start | 1 | May 2011 | Wikipedia articles needing page number citations (May 2011) |
| Cinnyricinclus | Unknown | Stub | 1 | January 2010 | Articles lacking sources (January 2010) |
| Circaetinae | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Circaetus | Mid | Start | 1 | December 2009 | Articles lacking sources (December 2009) |
| Cissa (genus) | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Cisticola | Low | Start | 1 | May 2009 | Wikipedia articles needing factual verification (May 2009) |
| Citril Finch | Low | Start | 1 | May 2009 | Wikipedia articles needing factual verification (May 2009) |
| Citron-crested Cockatoo | Mid | Start | 1 | October 2010 | Articles lacking sources (October 2010) |
| Clapper Rail | Low | Start | 1 | November 2010 | Articles lacking in-text citations (November 2010) |
| Clinton Hart Merriam | Unknown | Stub | 1 | June 2008 | Articles with unsourced statements (June 2008) |
| Clive Byers | Low | Stub | 1 | March 2009 | BLP articles lacking sources (March 2009) |
| Cloaca | Mid | Start | 1 | February 2013 | Articles with unsourced statements (February 2013) |
| Club-winged Manakin | Low | Start | 1 | May 2012 | Articles with unsourced statements (May 2012) |
| Cnemial crest | Low | Stub | 1 | September 2011 | Articles lacking sources (September 2011) |
| Cnemiornis | Low | Stub | 1 | February 2009 | Articles lacking sources (February 2009) |
| Coal Tit | Mid | Start | 2 | May 2009 | Wikipedia articles needing factual verification (May 2009, September 2009) |
| Coburg Lark | Low | Stub | 1 | August 2012 | Articles lacking sources (August 2012) |
| Coccothraustes | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Cochoa | Mid | Stub | 1 | September 2010 | Articles with unsourced statements (September 2010) |
| Cock-of-the-rock | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Cockatiel | High | C | 3 | July 2009 | Wikipedia articles needing clarification (February 2013), Articles needing cleanup (November 2012), Articles needing additional references (July 2009) |
| Cockatiel (aviculture) | High | C | 5 | August 2007 | Articles with unsourced statements (August 2007, February 2009, June 2009, November 2007), Articles needing more detailed references |
| Cockatiel colour genetics | Low | C | 4 | February 2007 | Articles needing additional references (July 2008), Wikipedia articles needing style editing (July 2008), Articles with unsourced statements (February 2007), All articles needing expert attention |
| Cockatoo | High | FA | 1 | September 2010 | Wikipedia articles needing page number citations (September 2010) |
| Cockfight | Mid | C | 4 | February 2009 | Wikipedia articles needing clarification (August 2009), Articles with unsourced statements (December 2011, February 2009, March 2012) |
| Cocking-cloth | Low | Stub | 1 | February 2009 | Orphaned articles (February 2009) |
| Coenraad Jacob Temminck | Unknown | Start | 1 | February 2011 | Incomplete lists (February 2011) |
| Coleto | Mid | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Cologne Tumbler | Low | Stub | 1 | August 2012 | Articles lacking sources (August 2012) |
| Columbian Sharp-tailed Grouse | Low | Start | 1 | October 2010 | Articles with dead external links (October 2010) |
| Columbidae | Top | B | 1 | March 2011 | Articles with unsourced statements (March 2011) |
| Commando (pigeon) | Low | Start | 1 | October 2010 | Articles with dead external links (October 2010) |
| Common Black Hawk | Unknown | Stub | 1 | November 2010 | Articles lacking in-text citations (November 2010) |
| Common Bush Tanager | Low | Start | 1 | December 2008 | Articles with unsourced statements (December 2008) |
| Common Buzzard | Mid | Start | 3 | July 2009 | Articles with unsourced statements (July 2009, May 2011, September 2011) |
| Common Chaffinch | Mid | Start | 1 | January 2010 | Articles with unsourced statements (January 2010) |
| Common Emerald Dove | Low | Start | 1 | December 2012 | Articles needing additional references (December 2012) |
| Common Goldeneye | Low | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Common Grackle | Low | Start | 2 | October 2009 | Articles lacking in-text citations (October 2009), Articles needing additional references (October 2009) |
| Common Ground Dove | Low | Start | 1 | September 2012 | Articles with links needing disambiguation (September 2012) |
| Common Kestrel | Mid | B | 1 | January 2009 | Articles with unsourced statements (January 2009) |
| Common Linnet | Low | Start | 1 | November 2011 | Articles with limited geographic scope (November 2011) |
| Common Murre | Low | B | 2 | January 2012 | Articles with dead external links (November 2012), Articles with unsourced statements (January 2012) |
| Common Myna | Low | Start | 1 | November 2010 | Articles with unsourced statements (November 2010) |
| Common Pheasant | Low | C | 4 | December 2007 | Articles with dead external links (April 2011), Articles with unsourced statements (December 2007), Wikipedia articles needing factual verification (March 2009), Articles with limited geographic scope (November 2010) |
| Common Poorwill | Low | Start | 1 | November 2009 | Articles lacking in-text citations (November 2009) |
| Common Potoo | Low | Stub | 2 | March 2008 | Articles lacking in-text citations (January 2010), Articles with unsourced statements (March 2008) |
| Common Quail | Low | Start | 1 | Articles needing more detailed references | |
| Common Whitethroat | Low | Stub | 2 | April 2007 | Articles with unsourced statements (April 2007), Wikipedia articles needing factual verification (April 2007) |
| Companion parrot | Mid | Start | 3 | September 2010 | Articles needing additional references (September 2010), Articles with unsourced statements (August 2011, December 2010) |
| Concornis | Low | Start | 1 | December 2007 | Articles with unsourced statements (December 2007) |
| Conure | Mid | Start | 4 | March 2009 | Wikipedia pages needing cleanup (March 2009), Articles needing cleanup (March 2009), Articles needing additional references (June 2009), Articles with unsourced statements (May 2013) |
| Cook's Petrel | Low | Stub | 2 | November 2011 | Wikipedia articles needing clarification (November 2011), Articles with unsourced statements (November 2011) |
| Cooper Ornithological Society | Unknown | Stub | 1 | July 2010 | Articles lacking sources (July 2010) |
| Coot | Mid | Start | 1 | July 2010 | Articles needing additional references (July 2010) |
| Coraciiformes | High | C | 1 | May 2007 | Articles with unsourced statements (May 2007) |
| Cordilleran Flycatcher | Low | Stub | 1 | June 2008 | Articles with unsourced statements (June 2008) |
| Corequenque | Low | Stub | 1 | August 2009 | Articles lacking sources (August 2009) |
| Cormorant | High | B | 1 | November 2007 | Wikipedia articles needing factual verification (November 2007) |
| Cornell Lab of Ornithology | Low | Start | 1 | October 2011 | Articles with dead external links (October 2011) |
| Cornish game hen | Low | Start | 1 | October 2009 | Articles needing additional references (October 2009) |
| Corvida | High | Start | 2 | January 2008 | Articles with unsourced statements (July 2012), Wikipedia articles needing factual verification (January 2008) |
| Corvidae | High | B | 6 | April 2007 | Wikipedia articles needing clarification (October 2009, September 2010), Articles with dead external links (March 2013), Articles with unsourced statements (April 2007, February 2011, October 2011) |
| Corvus (heraldry) | Low | Stub | 1 | August 2011 | Articles lacking reliable references (August 2011) |
| Cosmopsarus | Unknown | Stub | 1 | January 2010 | Articles lacking sources (January 2010) |
| Cotton Pygmy Goose | Low | Start | 3 | February 2011 | Articles with unsourced statements (February 2011), Vague or ambiguous geographic scope (July 2011), Articles needing more detailed references |
| Coucal | Mid | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Courtship display | Low | Start | 1 | January 2013 | Articles to be merged (January 2013) |
| Cowbird | Mid | Start | 1 | July 2012 | Articles with dead external links (July 2012) |
| Cox's Sandpiper | Low | Start | 2 | December 2006 | Wikipedia articles needing clarification (December 2006, March 2008) |
| Cracidae | High | C | 1 | July 2007 | Wikipedia articles needing factual verification (July 2007) |
| Cranes of Great Britain | Low | Start | 1 | June 2008 | Articles to be expanded (June 2008) |
| Crane Hawk | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Cream-bellied Munia | Low | Stub | 1 | January 2010 | Articles lacking sources (January 2010) |
| Creance | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Crested Bellbird | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Crested Duck | Low | Stub | 1 | July 2009 | Articles with unsourced statements (July 2009) |
| Crested Gallito | Low | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Crested Honey Buzzard | Low | Start | 1 | September 2008 | Articles with unsourced statements (September 2008) |
| Crested Ibis | Low | Stub | 1 | April 2012 | Self-contradictory articles (April 2012) |
| Crested penguin | Mid | Start | 2 | January 2009 | Articles with unsourced statements (January 2009), Articles with specifically marked weasel-worded phrases (December 2011) |
| Crested Pigeon | Mid | Start | 1 | April 2012 | Articles with disputed statements (April 2012) |
| Crested Soultz | Low | Stub | 1 | August 2012 | Articles lacking sources (August 2012) |
| Crimson-collared Tanager | Low | Start | 1 | March 2009 | Articles with unsourced statements (March 2009) |
| Crimson Rosella | Mid | C | 2 | April 2009 | Articles lacking in-text citations (April 2009), Articles with unsourced statements (October 2011) |
| Criniger | Unknown | Stub | 1 | January 2010 | Articles lacking sources (January 2010) |
| Crop milk | Mid | Start | 1 | September 2011 | Articles with unsourced statements (September 2011) |
| Crossoptilon | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Crotophaginae | Mid | Stub | 1 | June 2012 | Articles with unsourced statements (June 2012) |
| Crow | High | Start | 4 | June 2011 | Articles lacking reliable references (June 2011), Articles with unsourced statements (December 2012, June 2011), Articles with limited geographic scope (March 2013) |
| Crow-billed Drongo | Unknown | Stub | 2 | May 2009 | Articles lacking in-text citations (May 2009), Articles needing additional references (May 2009) |
| Crowned Eagle | Low | C | 4 | September 2010 | Articles with dead external links (March 2011, September 2010), Articles needing additional references (October 2010), Articles with unsourced statements (October 2010) |
| Crowned Slaty Flycatcher | Mid | Stub | 1 | December 2012 | Articles needing additional references (December 2012) |
| Crypsirina | Mid | Stub | 1 | January 2013 | Articles lacking in-text citations (January 2013) |
| Cuban Bullfinch | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Cuban Tody | Unknown | Stub | 1 | July 2011 | Articles with unsourced statements (July 2011) |
| Cuckoo | High | C | 1 | December 2012 | Articles needing additional references (December 2012) |
| Cuculiformes | Top | Start | 1 | March 2007 | Articles lacking sources (March 2007) |
| Cuculus | Mid | Start | 1 | December 2007 | Articles with unsourced statements (December 2007) |
| Cultural depictions of ravens | Mid | Start | 2 | March 2007 | Articles needing additional references (March 2007), Articles with unsourced statements (November 2009) |
| Cumulet | Low | Stub | 1 | August 2012 | Articles lacking sources (August 2012) |
| Curassow | High | Stub | 1 | January 2013 | Articles lacking in-text citations (January 2013) |
| Curlew | Mid | Stub | 1 | May 2011 | Wikipedia articles needing clarification (May 2011) |
| Cyanocitta | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Cyphorhinus | Mid | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Cyprus Dipper | Low | Stub | 1 | June 2010 | Articles with unsourced statements (June 2010) |
| Dactyly | Mid | Start | 1 | February 2010 | Articles with unsourced statements (February 2010) |
| Daniel Giraud Elliot | Low | Stub | 1 | March 2013 | Articles lacking in-text citations (March 2013) |
| Danish Tumbler | Low | Stub | 1 | August 2012 | Articles lacking sources (August 2012) |
| Darter | Low | B | 1 | September 2009 | Wikipedia articles needing factual verification (September 2009) |
| Darwin's Nothura | Low | Start | 1 | May 2012 | Articles with dead external links (May 2012) |
| Dasornis | Low | Stub | 2 | October 2011 | Articles with specifically marked weasel-worded phrases (October 2011), Articles with links needing disambiguation (October 2012) |
| David Allen Sibley | Low | Stub | 2 | March 2008 | Articles needing additional references (March 2008), Incomplete lists (August 2008) |
| David Armitage Bannerman | Low | Stub | 1 | August 2008 | Incomplete lists (August 2008) |
| David B. Wingate | Low | Stub | 1 | February 2013 | Articles lacking in-text citations (February 2013) |
| David Morrison Reid Henry | Low | Stub | 1 | August 2008 | Incomplete lists (August 2008) |
| David Snow | Mid | Stub | 1 | August 2008 | Incomplete lists (August 2008) |
| David Tipling | Low | B | 3 | June 2008 | Articles with a promotional tone (June 2012), Articles with unsourced statements (June 2008), Incomplete lists (December 2010) |
| Dawn Whyatt Frith | Unknown | Stub | 1 | December 2012 | Articles with too few wikilinks (December 2012) |
| Deception Island | Low | C | 3 | August 2009 | Articles with unsourced statements (August 2009, February 2010, February 2013) |
| Demoiselle Crane | Low | Start | 3 | February 2013 | Articles needing additional references (February 2013), Articles lacking reliable references (February 2013), Articles with unsourced statements (February 2013) |
| Dendrocopos | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Denis A. Saunders | Unknown | Stub | 1 | April 2009 | Articles lacking in-text citations (April 2009) |
| Dent Island, New Zealand | Low | Stub | 1 | September 2010 | Articles with dead external links (September 2010) |
| Derek Goodwin | Mid | Start | 1 | June 2008 | Articles needing additional references (June 2008) |
| Derek Mooney | Low | C | 2 | October 2010 | Articles with dead external links (October 2010), Vague or ambiguous time (November 2011) |
| Derzsy's disease | Unknown | Stub | 1 | December 2012 | Orphaned articles (December 2012) |
| Desert Finch | Low | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Devil Bird | Low | Start | 2 | February 2007 | Articles with unsourced statements (February 2007, October 2008) |
| Diademed Plover | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Dickcissel | Low | Start | 2 | January 2011 | Articles needing additional references (January 2011), Wikipedia articles needing style editing (February 2011) |
| Dick Forsman | Unknown | Stub | 2 | January 2009 | Articles with topics of unclear notability (January 2009), Articles with unsourced statements (January 2010) |
| Dick the Mockingbird | Low | Start | 4 | March 2010 | Wikipedia pages needing cleanup (March 2010), Articles needing cleanup (March 2010), Orphaned articles (May 2010), Wikipedia articles needing page number citations (February 2011) |
| Diglossa (bird) | Mid | Stub | 1 | May 2007 | Articles with unsourced statements (May 2007) |
| Diglossopis | Mid | Stub | 1 | May 2007 | Articles with unsourced statements (May 2007) |
| Dinornis | Low | Start | 2 | March 2008 | Articles lacking in-text citations (August 2012), Articles with unsourced statements (March 2008) |
| Diphyllodes | Low | Stub | 1 | November 2009 | Articles lacking sources (November 2009) |
| Diseases of Canaries (book) | Low | Stub | 1 | July 2011 | Articles lacking sources (July 2011) |
| Diving bird | Low | Stub | 1 | February 2010 | Articles lacking sources (February 2010) |
| Djibouti Francolin | Low | GA | 2 | September 2010 | Articles with dead external links (October 2010, September 2010) |
| Dohrn's Thrush-Babbler | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Doliornis | Unknown | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Domesticated guineafowl | Low | Stub | 1 | October 2008 | Articles lacking in-text citations (October 2008) |
| Domesticated turkey | High | C | 6 | December 2007 | Articles with unsourced statements (April 2011, December 2007, July 2012, November 2011, September 2008), Articles with limited geographic scope (December 2011) |
| Domestic duck | Mid | Stub | 2 | October 2007 | Articles needing additional references (October 2007), Articles with unsourced statements (December 2009) |
| Domestic goose | High | Start | 1 | September 2012 | Articles with unsourced statements (September 2012) |
| Domestic Pigeon | High | Start | 3 | November 2009 | Articles with dead external links (April 2013, October 2010), Articles with unsourced statements (November 2009) |
| Dominique G. Homberger | Low | Stub | 1 | January 2011 | Orphaned articles (January 2011) |
| Dorst's Cisticola | Unknown | Stub | 1 | May 2008 | Wikipedia articles needing factual verification (May 2008) |
| Double-collared Seedeater | Low | Stub | 1 | October 2009 | Articles needing additional references (October 2009) |
| Douglas Warrick | Unknown | Stub | 1 | February 2011 | Articles with topics of unclear notability (February 2011) |
| Drab Water Tyrant | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Drepanornis | Low | Stub | 1 | November 2009 | Articles lacking sources (November 2009) |
| Drift migration | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Driven grouse shooting | Low | Start | 1 | February 2013 | Articles with dead external links (February 2013) |
| Drongo | Mid | Start | 1 | January 2011 | Wikipedia articles needing clarification (January 2011) |
| Druridge Bay curlew | Low | C | 1 | June 2008 | Articles to be expanded (June 2008) |
| Dryoscopus | Unknown | Stub | 1 | October 2009 | Articles lacking sources (October 2009) |
| Ducie Island | Low | GA | 1 | August 2011 | Articles containing potentially dated statements (August 2011) |
| Duck | High | C | 4 | December 2007 | Articles with unsourced statements (December 2007, December 2012, June 2012, November 2010) |
| Ducks Unlimited | Low | Start | 2 | May 2008 | Articles with dead external links (May 2008, September 2010) |
| Duck decoy (structure) | Low | Start | 1 | October 2012 | Articles with unsourced statements (October 2012) |
| Dunnock | Low | Start | 2 | March 2011 | Articles with unsourced statements (February 2012, March 2011) |
| Dupont's Lark | Low | Stub | 1 | August 2011 | Articles with unsourced statements (August 2011) |
| Durrell Wildlife Park | Mid | Start | 2 | January 2009 | Articles with unsourced statements (January 2009), Articles with links needing disambiguation (July 2012) |
| Dusky-headed Parakeet | Low | Stub | 2 | March 2008 | Articles with unsourced statements (March 2008, September 2011) |
| Dusky Seaside Sparrow | Low | Stub | 2 | March 2013 | Articles needing cleanup (March 2013), Articles needing link rot cleanup (March 2013) |
| Dwarf Koel | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Eagle | High | C | 3 | February 2012 | Articles needing cleanup (February 2012), Articles with sections that need to be turned into prose (February 2012), Articles with unsourced statements (December 2012) |
| Eagle eye | Unknown | Start | 1 | November 2012 | Articles with unsourced statements (November 2012) |
| Eagle feather law | Low | Start | 1 | June 2009 | Articles with unsourced statements (June 2009) |
| Earthflight | Low | Stub | 1 | February 2012 | Articles needing additional references (February 2012) |
| Ear tuft | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Eastern Bluebird | Low | Start | 1 | August 2010 | Articles needing additional references (August 2010) |
| Eastern Canary Islands Chiffchaff | Low | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| East Asian – Australasian Flyway | Low | Stub | 1 | September 2008 | Articles with unsourced statements (September 2008) |
| Eclectus | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Eclectus Parrot | Mid | Start | 3 | May 2011 | Articles with unsourced statements (January 2013, May 2011), Wikipedia articles needing factual verification (May 2011) |
| Edible bird's nest | Low | Start | 1 | March 2013 | Articles with unsourced statements (March 2013) |
| Edmund Meade-Waldo | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Edward Doubleday | Unknown | Stub | 1 | April 2013 | Articles needing sections (April 2013) |
| Edward Grey, 1st Viscount Grey of Fallodon | Low | Start | 1 | September 2010 | Articles with unsourced statements (September 2010) |
| Edward Hargitt | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Edward Harris (ornithologist) | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Edward Kern | Mid | Start | 1 | December 2010 | Articles needing additional references (December 2010) |
| Edward Lear | Low | C | 1 | June 2012 | Wikipedia articles needing style editing (June 2012) |
| Egg (biology) | High | Start | 1 | December 2008 | Articles needing additional references (December 2008) |
| Egg binding | Low | Stub | 1 | April 2009 | Articles lacking in-text citations (April 2009) |
| Egg incubation | High | Start | 1 | April 2012 | Articles with dead external links (April 2012) |
| Egg tooth | Low | Stub | 1 | All articles needing expert attention | |
| Egretta | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Egyptian Goose | Low | Start | 1 | April 2013 | Articles with unsourced statements (April 2013) |
| Egyptian Plover | Low | Start | 1 | March 2009 | Articles lacking in-text citations (March 2009) |
| Eiao Marquesan Warbler | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Eider | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Elanid kite | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Electron (bird) | Low | Stub | 1 | August 2007 | Articles with unsourced statements (August 2007) |
| Elephant bird | Mid | C | 1 | June 2007 | Articles with unsourced statements (June 2007) |
| Elf Owl | Low | Start | 1 | March 2012 | Articles needing additional references (March 2012) |
| Eliza Phillips | Low | Start | 1 | November 2012 | Articles with unsourced statements (November 2012) |
| Emberiza | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Emberizidae | High | Start | 1 | June 2008 | Articles with unsourced statements (June 2008) |
| Emperor Penguin | High | FA | 1 | April 2013 | Articles with unsourced statements (April 2013) |
| Empress of Germany's Bird of Paradise | Low | Stub | 1 | November 2009 | Articles lacking sources (November 2009) |
| Emu | High | B | 1 | December 2007 | Wikipedia articles needing factual verification (December 2007) |
| Enaliornis | Low | Stub | 1 | October 2010 | Wikipedia articles needing clarification (October 2010) |
| Enantiornithes | High | B | 2 | August 2008 | Articles with unsourced statements (April 2010, August 2008) |
| Endemic birds of eastern North America | Low | Stub | 2 | June 2008 | Articles to be expanded (June 2008), Incomplete lists (August 2008) |
| Endemic birds of Japan | Low | Stub | 4 | June 2008 | Articles to be expanded (June 2008), Articles lacking sources (October 2012), Incomplete lists (August 2008), Articles with links needing disambiguation (October 2012) |
| Endemic birds of Madagascar and western Indian Ocean islands | Low | Start | 2 | June 2008 | Articles to be expanded (June 2008), Incomplete lists (August 2008) |
| Endemic birds of Mexico and northern Central America | Low | Stub | 2 | June 2008 | Articles to be expanded (June 2008), Incomplete lists (August 2008) |
| Endemic birds of New Caledonia | Low | Stub | 1 | June 2008 | Articles to be expanded (June 2008) |
| Endemic birds of New Zealand | Low | Stub | 1 | July 2008 | Articles to be expanded (July 2008) |
| Endemic birds of southern Africa | Unknown | List | 1 | December 2007 | Articles lacking sources (December 2007) |
| Endemic birds of South Asia | Low | List | 1 | January 2010 | Articles lacking sources (January 2010) |
| Endemic birds of Sulawesi | Low | List | 1 | August 2012 | Articles to be expanded (August 2012) |
| Endemic birds of the Andaman and Nicobar Islands | Low | List | 1 | June 2008 | Articles to be expanded (June 2008) |
| Endemic birds of the Galápagos Islands | Low | Stub | 1 | June 2008 | Articles to be expanded (June 2008) |
| Endemic birds of the Himalayas | Low | List | 2 | August 2012 | Articles lacking sources (August 2012), Incomplete lists (August 2012) |
| Endemic birds of the Western Palearctic | Low | Stub | 1 | August 2008 | Incomplete lists (August 2008) |
| Endemic birds of the West Indies | Low | Start | 3 | June 2008 | Articles to be expanded (June 2008), Incomplete lists (August 2008), Articles with links needing disambiguation (September 2012) |
| Endemic birds of western and central Africa | Low | Stub | 2 | June 2008 | Articles to be expanded (June 2008), Incomplete lists (August 2008) |
| Endemic birds of western North America | Low | Stub | 2 | June 2008 | Articles to be expanded (June 2008), Incomplete lists (August 2008) |
| Epimachus | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Eremophila (bird) | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Eremopterix | Unknown | Stub | 1 | May 2009 | Wikipedia articles needing factual verification (May 2009) |
| Ernst Hartert | Unknown | Stub | 2 | December 2009 | Articles lacking sources (December 2009), Incomplete lists (February 2011) |
| Errol Fuller | Mid | Stub | 1 | March 2011 | Wikipedia articles with possible conflicts of interest (March 2011) |
| Erwin Stresemann | Unknown | Stub | 1 | December 2009 | Articles needing additional references (December 2009) |
| Eskimo Curlew | Low | Start | 1 | November 2012 | Articles with unsourced statements (November 2012) |
| Estrilda | Low | Stub | 1 | October 2009 | Articles needing additional references (October 2009) |
| Ethnoornithology | Mid | Start | 1 | July 2010 | Articles to be expanded (July 2010) |
| Euphoniinae | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Eurasian Collared Dove | Mid | Start | 2 | March 2012 | Articles with unsourced statements (June 2012, March 2012) |
| Eurasian Curlew | Low | Start | 1 | February 2013 | Articles with unsourced statements (February 2013) |
| Eurasian Eagle-Owl | Mid | Start | 1 | March 2010 | Articles with dead external links (March 2010) |
| Eurasian Magpie | Low | Start | 5 | June 2009 | Articles needing additional references (January 2011), Articles with unsourced statements (January 2011, June 2009, May 2010, September 2009) |
| Eurasian Rock Pipit | Low | Stub | 1 | May 2009 | Wikipedia articles needing factual verification (May 2009) |
| Eurasian Siskin | Low | Start | 4 | October 2011 | Wikipedia articles needing clarification (October 2011), Articles with unsourced statements (February 2013, October 2011), Articles needing more detailed references |
| Eurasian Skylark | Low | C | 1 | June 2009 | Articles needing additional references (June 2009) |
| Eurasian Sparrowhawk | Mid | GA | 1 | June 2010 | Articles with dead external links (June 2010) |
| Eurasian Spoonbill | Low | Start | 1 | May 2011 | Articles lacking in-text citations (May 2011) |
| Eurasian Woodcock | Low | Start | 2 | November 2010 | Articles with dead external links (January 2011), Articles with unsourced statements (November 2010) |
| Eurasian Wren | Low | C | 1 | March 2013 | Articles with unsourced statements (March 2013) |
| Eurasian Wryneck | Low | Stub | 2 | December 2009 | Articles to be expanded (December 2009), Articles needing additional references (June 2010) |
| European Bee-eater | Low | Start | 3 | September 2012 | Articles needing additional references (September 2012), Articles with unsourced statements (April 2013, October 2012) |
| European Goldfinch | Low | C | 1 | February 2010 | Articles with unsourced statements (February 2010) |
| European Greenfinch | Low | Start | 1 | May 2012 | Articles with unsourced statements (May 2012) |
| European Nightjar | Low | Start | 2 | November 2010 | Articles needing additional references (November 2010), Articles with unsourced statements (November 2010) |
| European Storm Petrel | Mid | Start | 1 | July 2011 | Articles needing additional references (July 2011) |
| Exmouth Gulf | Low | Stub | 2 | June 2007 | Articles with unsourced statements (June 2007, June 2008) |
| Eyles' Harrier | Low | Start | 2 | June 2008 | Articles that may contain original research (June 2008), Wikipedia articles needing factual verification (January 2010) |
| ʻIʻiwi | Mid | Start | 1 | February 2012 | Articles needing additional references (February 2012) |
| ʻUla-ʻai-Hawane | Low | Stub | 1 | July 2007 | Articles with unsourced statements (July 2007) |
| ʻĀmaui | Low | Stub | 1 | January 2009 | Articles needing additional references (January 2009) |
| Fairy Prion | Low | Start | 1 | July 2009 | Articles with unsourced statements (July 2009) |
| Falcon | High | C | 2 | August 2007 | Articles with unsourced statements (April 2008), Wikipedia articles needing factual verification (August 2007) |
| Falconidae | High | C | 1 | October 2010 | Articles with dead external links (October 2010) |
| Falconiformes | Top | Start | 3 | April 2009 | Articles lacking in-text citations (April 2009), Articles with unsourced statements (May 2009, October 2011) |
| Falconry | Mid | B | 3 | February 2007 | Articles with unsourced statements (February 2007, November 2012, October 2012) |
| Fastest animals | Low | List | 2 | December 2012 | Wikipedia articles needing copy edit (December 2012), Wikipedia introduction cleanup (January 2013) |
| Fatu-liva | Low | Stub | 1 | February 2009 | Orphaned articles (February 2009) |
| Fawn-breasted Tanager | Low | Stub | 1 | June 2012 | Articles needing additional references (June 2012) |
| Fea's Petrel | Low | Start | 3 | February 2010 | Articles needing additional references (February 2010), Wikipedia articles that are too technical (February 2010), All articles needing expert attention |
| Feather | Top | B | 1 | May 2012 | Articles with unsourced statements (May 2012) |
| Feral parrots | Low | Start | 2 | November 2008 | Articles with unsourced statements (August 2011), Articles with specifically marked weasel-worded phrases (November 2008) |
| Feral Pigeon | Low | Start | 4 | February 2011 | Articles with dead external links (August 2012), Articles needing additional references (February 2013), Articles with unsourced statements (February 2011, July 2012) |
| Ferruginous Duck | Low | Stub | 1 | June 2009 | Articles lacking in-text citations (June 2009) |
| Ferruginous Hawk | Low | C | 1 | October 2012 | Articles with links needing disambiguation (October 2012) |
| Field Ornithology Group of Sri Lanka | Low | Start | 1 | February 2010 | Articles with unsourced statements (February 2010) |
| Fiery-browed Starling | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Finch | High | Start | 1 | May 2009 | Articles lacking in-text citations (May 2009) |
| Firefinch | Unknown | Stub | 1 | July 2010 | Articles lacking sources (July 2010) |
| Fischer's Lovebird | Mid | Start | 4 | October 2008 | Articles needing cleanup (September 2009), Articles with dead external links (November 2012), Articles needing additional references (October 2008), Articles with unsourced statements (February 2012) |
| Fishing owl | Low | Stub | 1 | July 2011 | Articles with unsourced statements (July 2011) |
| Fish Crow | Low | Start | 1 | August 2011 | Articles with unsourced statements (August 2011) |
| Fish owl | Unknown | Stub | 1 | July 2011 | Articles with unsourced statements (July 2011) |
| Fitzroy River (Queensland) | Low | Start | 1 | January 2008 | Articles with unsourced statements (January 2008) |
| Flamingo | Top | C | 1 | March 2013 | Articles with unsourced statements (March 2013) |
| Flapping counter-torque | Low | Start | 1 | May 2010 | Orphaned articles (May 2010) |
| Fledge | Low | Start | 2 | August 2009 | Articles lacking sources (May 2012), Articles with unsourced statements (August 2009) |
| Flightless bird | Low | Start | 1 | July 2012 | Articles with unsourced statements (July 2012) |
| Flightless Cormorant | Mid | Start | 1 | April 2009 | Articles lacking in-text citations (April 2009) |
| Florence Augusta Merriam Bailey | Unknown | Start | 1 | January 2012 | Wikipedia articles needing clarification (January 2012) |
| Flores Hawk-Eagle | Low | Stub | 1 | June 2011 | Articles with unsourced statements (June 2011) |
| Forlandsøyane Bird Sanctuary | Unknown | Stub | 1 | All articles needing coordinates | |
| Formicariidae | High | Start | 1 | May 2008 | Articles needing additional references (May 2008) |
| Foro (bird) | Low | Stub | 1 | March 2013 | Articles with unsourced statements (March 2013) |
| Fowl | High | Start | 1 | January 2011 | Articles with unsourced statements (January 2011) |
| France Staub | Low | Stub | 1 | February 2013 | Articles needing additional references (February 2013) |
| Francois Victor Massena, 2nd Duke of Rivoli | Unknown | Stub | 1 | October 2008 | Articles lacking sources (October 2008) |
| Franklin's Gull | Mid | Start | 2 | June 2011 | Wikipedia articles needing clarification (June 2011), Articles lacking in-text citations (June 2011) |
| Frank Beebe | Low | Start | 1 | November 2008 | Articles lacking reliable references (November 2008) |
| Fraser Island | Low | C | 3 | September 2010 | Articles with dead external links (September 2010), Articles to be expanded (September 2010), Articles with links needing disambiguation (October 2012) |
| Frédéric de Lafresnaye | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Freckled Duck | Low | Start | 1 | March 2013 | Articles with unsourced statements (March 2013) |
| Free-range eggs | Low | C | 1 | December 2010 | Articles with limited geographic scope (December 2010) |
| Freedom Ranger chickens | Low | Stub | 2 | December 2009 | Articles with topics of unclear notability (December 2009), All articles needing expert attention |
| Fregetta | Unknown | Stub | 1 | August 2011 | Articles lacking sources (August 2011) |
| Frigatebird | Mid | Start | 1 | August 2010 | Articles with unsourced statements (August 2010) |
| Frogmouth | High | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Fruithunter | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Fulmar | Mid | C | 2 | July 2009 | Articles needing additional references (July 2009), Articles with unsourced statements (July 2009) |
| Fulmarine petrel | Low | Stub | 1 | August 2009 | Articles lacking sources (August 2009) |
| Fulvous Whistling Duck | Low | Stub | 1 | March 2011 | Articles with dead external links (March 2011) |
| G.I. Joe (pigeon) | Mid | Stub | 1 | December 2012 | Articles with dead external links (December 2012) |
| Gadwall | Low | Start | 1 | September 2010 | Wikipedia articles needing page number citations (September 2010) |
| Gagana | Low | Stub | 1 | December 2012 | Articles with links needing disambiguation (December 2012) |
| Galah | Mid | C | 2 | November 2009 | Articles lacking in-text citations (November 2009), Articles with unsourced statements (November 2009) |
| Galatz Roller | Low | Stub | 1 | March 2010 | Articles lacking sources (March 2010) |
| Galápagos Mockingbird | Low | Start | 2 | April 2008 | Articles needing additional references (April 2008), Articles with unsourced statements (April 2008) |
| Galbalcyrhynchus | Unknown | Stub | 1 | August 2012 | Articles lacking sources (August 2012) |
| Galerida | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Galliformes | Top | Start | 4 | February 2007 | Wikipedia articles needing clarification (September 2012), Articles needing additional references (December 2010), Articles with unsourced statements (February 2007, September 2012) |
| Gallopheasant | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Gamecock | Low | Stub | 1 | May 2009 | Articles needing additional references (May 2009) |
| Gapeworm | Low | Stub | 2 | March 2012 | Articles needing additional references (December 2012, March 2012) |
| Garnet Robin | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Garrulus | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Gastornis | Low | C | 1 | July 2011 | Articles with unsourced statements (July 2011) |
| Gastornithiformes | Mid | Start | 1 | April 2009 | Articles with unsourced statements (April 2009) |
| Gastrolith | Mid | Start | 1 | September 2012 | Articles with unsourced statements (September 2012) |
| Gaviiformes | NA | NA | 1 | May 2012 | Articles to be merged (May 2012) |
| Gåsøyane Bird Sanctuary | Unknown | Stub | 1 | All articles needing coordinates | |
| Gentoo Penguin | Low | Start | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Geococcyx | Mid | Start | 1 | March 2010 | Wikipedia references cleanup (March 2010) |
| Geoffrey Herklots | Low | Stub | 1 | February 2009 | Orphaned articles (February 2009) |
| Geophaps | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| George Arthur Keartland | Low | Stub | 1 | January 2013 | Articles needing additional references (January 2013) |
| George Ord | Mid | Stub | 1 | January 2009 | Articles lacking sources (January 2009) |
| Geranoaetus | Unknown | Stub | 1 | April 2013 | Articles lacking sources (April 2013) |
| German Langshan | Low | Stub | 1 | October 2008 | Articles lacking sources (October 2008) |
| Giant Cowbird | Low | Start | 1 | October 2008 | Articles with unsourced statements (October 2008) |
| Giant Nukupu‘u | Low | Stub | 1 | January 2010 | Wikipedia articles needing factual verification (January 2010) |
| Giant Swiftlet | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Giant White-eye | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Gilbert's Whistler | Unknown | Stub | 1 | July 2011 | Articles lacking in-text citations (July 2011) |
| Gizzard | Low | Start | 1 | November 2009 | Wikipedia articles needing clarification (November 2009) |
| Glamorgan Bird Club | Low | Stub | 1 | April 2008 | Articles lacking sources (April 2008) |
| Glaucous-winged Gull | Low | Start | 1 | August 2011 | Articles with unsourced statements (August 2011) |
| Glittering Kingfisher | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Glorious Twelfth | Unknown | Start | 1 | April 2011 | Articles with unsourced statements (April 2011) |
| Gnateater | Mid | Start | 1 | January 2013 | Articles lacking in-text citations (January 2013) |
| Golden-collared Macaw | Mid | Stub | 1 | February 2013 | Articles to be expanded (February 2013) |
| Golden-crowned Warbler | Low | Start | 2 | May 2012 | Wikipedia articles needing clarification (May 2012), Articles lacking in-text citations (May 2012) |
| Golden-olive Woodpecker | Unknown | Start | 1 | May 2009 | Wikipedia articles needing factual verification (May 2009) |
| Golden Eagle | Mid | B | 3 | November 2007 | Articles with unsourced statements (December 2010, November 2007), Articles with links needing disambiguation (October 2012) |
| Golden Pheasant | Low | Stub | 1 | March 2011 | Articles needing additional references (March 2011) |
| Goldie's Lorikeet | Unknown | Stub | 1 | May 2009 | Articles with specifically marked weasel-worded phrases (May 2009) |
| Goldie (eagle) | Low | Stub | 1 | March 2011 | Articles lacking sources (March 2011) |
| Goose | High | Start | 1 | September 2011 | Articles with unsourced statements (September 2011) |
| Gouldian Finch | Low | Start | 2 | June 2008 | Articles to be expanded (June 2008), Articles needing additional references (March 2009) |
| Grace's Warbler | Low | Start | 1 | March 2012 | Articles with unsourced statements (March 2012) |
| Grallinidae | Low | Stub | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Grassquit | Unknown | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Gray Jay | Low | B | 1 | May 2009 | Articles that may contain original research (May 2009) |
| Gray Kingbird | Low | Start | 1 | February 2009 | Articles with unsourced statements (February 2009) |
| Great-tailed Grackle | Low | Start | 2 | February 2012 | Articles with unsourced statements (February 2012, January 2013) |
| Greater Akialoa | Low | Stub | 1 | January 2009 | Articles needing additional references (January 2009) |
| Greater Flamingo | Mid | Stub | 1 | March 2013 | Articles with unsourced statements (March 2013) |
| Greater Honeyguide | Low | C | 1 | January 2013 | Wikipedia references cleanup (January 2013) |
| Greater Prairie Chicken | Low | Start | 1 | July 2010 | Articles with unsourced statements (July 2010) |
| Greater Vasa Parrot | Mid | Stub | 1 | October 2012 | Wikipedia articles needing clarification (October 2012) |
| Greater White-fronted Goose | Low | Start | 2 | July 2011 | Articles with unsourced statements (July 2011), Articles with limited geographic scope (July 2011) |
| Great Auk | Mid | FA | 1 | April 2012 | Articles with dead external links (April 2012) |
| Great Bustard | Mid | Start | 1 | May 2010 | Articles with unsourced statements (May 2010) |
| Great Cormorant | Low | Start | 3 | June 2009 | Articles with unsourced statements (June 2009, June 2011), Articles with specifically marked weasel-worded phrases (December 2011) |
| Great Curassow | Low | Start | 1 | July 2007 | Wikipedia articles needing factual verification (July 2007) |
| Great Green Macaw | Mid | Stub | 1 | October 2010 | Articles with unsourced statements (October 2010) |
| Great Grey Owl | Unknown | Start | 2 | February 2008 | Articles with unsourced statements (August 2010, February 2008) |
| Great Grey Shrike | Low | B | 3 | May 2009 | Wikipedia articles needing factual verification (January 2011, May 2009, September 2009) |
| Great Horned Owl | Mid | Start | 2 | April 2008 | Articles with unsourced statements (April 2008), Wikipedia articles needing factual verification (November 2008) |
| Great Jacamar | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Great Parrotbill | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Great Spotted Kiwi | Low | GA | 1 | June 2010 | Articles with dead external links (June 2010) |
| Great Stone-curlew | Mid | Stub | 1 | July 2012 | Articles to be expanded (July 2012) |
| Great Texas Coastal Birding Trail | Unknown | Start | 1 | October 2010 | Articles with dead external links (October 2010) |
| Grebe | Top | Start | 2 | May 2008 | Articles with unsourced statements (May 2008), Articles needing more detailed references |
| Green-backed Firecrown | Low | Stub | 1 | May 2008 | Articles with unsourced statements (May 2008) |
| Green-backed Honeyeater | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Green-breasted Mango | Low | Start | 1 | November 2011 | Articles with dead external links (November 2011) |
| Green-cheeked Parakeet | Low | Start | 3 | July 2009 | Articles needing cleanup (January 2013), Articles needing link rot cleanup (January 2013), Articles needing additional references (July 2009) |
| Green-tailed Warbler | Low | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Green-winged Pytilia | Low | Stub | 1 | December 2009 | Articles with unsourced statements (December 2009) |
| Green Aracari | Low | Stub | 1 | April 2012 | Articles with unsourced statements (April 2012) |
| Green Heron | Low | B | 1 | February 2008 | Wikipedia articles needing factual verification (February 2008) |
| Green Junglefowl | Low | Start | 1 | October 2010 | Wikipedia articles needing clarification (October 2010) |
| Green Longtail | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Green Peafowl | Low | C | 3 | October 2008 | Articles lacking in-text citations (October 2008), Articles that may contain original research (October 2008), Articles with unsourced statements (September 2010) |
| Green Pheasant | Low | Stub | 2 | November 2008 | Articles needing additional references (June 2009), Articles with unsourced statements (November 2008) |
| Green Thorntail | Unknown | Stub | 1 | November 2010 | Articles with dead external links (November 2010) |
| Grey-and-white Tyrannulet | Mid | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Grey-backed Storm Petrel | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Grey-bellied Comet | Low | Stub | 1 | September 2012 | Articles lacking in-text citations (September 2012) |
| Grey-breasted Mountain Toucan | Unknown | Stub | 1 | May 2011 | Articles needing additional references (May 2011) |
| Grey-headed Albatross | Low | C | 1 | March 2009 | Articles with unsourced statements (March 2009) |
| Grey-headed Babbler | Unknown | Stub | 1 | April 2011 | Articles lacking in-text citations (April 2011) |
| Grey-headed Woodpecker | Unknown | Stub | 1 | December 2012 | Articles to be expanded (December 2012) |
| Grey-legged Tinamou | Low | Stub | 1 | February 2009 | Articles with unsourced statements (February 2009) |
| Grey-sided Bush Warbler | Low | Stub | 1 | December 2009 | Articles needing additional references (December 2009) |
| Grey-sided Scimitar Babbler | Low | Stub | 1 | January 2011 | Articles lacking in-text citations (January 2011) |
| Grey Goshawk | Low | Stub | 1 | July 2010 | Articles to be expanded (July 2010) |
| Grey Peacock-Pheasant | Unknown | Start | 1 | May 2009 | Wikipedia articles needing factual verification (May 2009) |
| Grey Petrel | Unknown | Stub | 1 | November 2010 | Articles with dead external links (November 2010) |
| Grouse | Mid | Start | 2 | October 2012 | Wikipedia introduction cleanup (October 2012), Articles with unsourced statements (April 2013) |
| Grus (genus) | Mid | Start | 1 | September 2007 | Wikipedia articles needing factual verification (September 2007) |
| Guadalcanal Honeyeater | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Guadalupe Caracara | Unknown | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Guadalupe Murrelet | Low | Start | 1 | October 2009 | Articles with unsourced statements (October 2009) |
| Guadalupe Storm Petrel | Low | Start | 3 | February 2007 | Articles with unsourced statements (February 2007, October 2009), Wikipedia articles needing factual verification (October 2007) |
| Guam Rail | Low | Start | 1 | October 2010 | Articles with dead external links (October 2010) |
| Guianan Toucanet | Unknown | Stub | 1 | March 2012 | Accuracy disputes (March 2012) |
| Guissezholmen Bird Sanctuary | Unknown | Stub | 1 | All articles needing coordinates | |
| Gulaga National Park | Low | Stub | 1 | September 2010 | Articles with dead external links (September 2010) |
| Gular skin | Low | Stub | 1 | May 2010 | Articles needing additional references (May 2010) |
| Gull | High | B | 2 | December 2009 | Articles needing additional references (December 2009), Articles with unsourced statements (July 2010) |
| Gurney's Eagle | Unknown | Start | 1 | July 2007 | Articles lacking in-text citations (July 2007) |
| Gustav Kramer | Low | Stub | 3 | December 2012 | Articles with topics of unclear notability (December 2012), Articles needing additional references (February 2013), Articles with unsourced statements (January 2013) |
| Guttera | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Guy Mountfort | Low | Stub | 1 | August 2008 | Incomplete lists (August 2008) |
| Gwydir River | Low | C | 1 | September 2012 | Articles with unsourced statements (September 2012) |
| Gyps | Mid | Start | 1 | December 2009 | Articles lacking sources (December 2009) |
| Gyrfalcon | Mid | C | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| H. L. White Collection | Low | Stub | 1 | All articles needing coordinates | |
| Haast's Eagle | Mid | Start | 4 | May 2008 | Articles that may contain original research (May 2008), Articles with unsourced statements (July 2011, May 2009, October 2010) |
| Hadoram Shirihai | Low | Stub | 1 | August 2010 | BLP articles lacking sources (August 2010) |
| Hainan Peacock-Pheasant | Low | Stub | 2 | August 2011 | Articles with dead external links (August 2011), Articles needing more detailed references |
| Hannibal (swan) | Low | Start | 1 | January 2011 | Orphaned articles (January 2011) |
| Hans Julius Duncker | Unknown | Stub | 1 | September 2011 | Orphaned articles (September 2011) |
| Harlequin Duck | Low | Start | 1 | February 2010 | Articles lacking in-text citations (February 2010) |
| Harpy Eagle | Mid | C | 3 | July 2010 | Articles with dead external links (August 2012), Articles lacking reliable references (July 2010), Articles with unsourced statements (December 2012) |
| Harris's Hawk | Mid | B | 1 | May 2010 | Wikipedia articles needing factual verification (May 2010) |
| Harry Gibbons Migratory Bird Sanctuary | Low | Stub | 1 | October 2010 | Articles with dead external links (October 2010) |
| Hatchery | Low | Start | 1 | June 2007 | Articles needing additional references (June 2007) |
| Hatutu Marquesan Warbler | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Hawai'i Mamo | Low | Start | 1 | January 2009 | Articles with unsourced statements (January 2009) |
| Hawaiʻi ʻŌʻō | Low | Stub | 1 | January 2009 | Articles needing additional references (January 2009) |
| Hawaiian honeycreeper | High | Start | 1 | February 2008 | Wikipedia articles needing factual verification (February 2008) |
| Hawaiian Rail | Low | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Hawfinch | Low | Start | 3 | December 2009 | Wikipedia articles needing clarification (October 2012), Articles to be expanded (December 2009), Articles lacking in-text citations (January 2011) |
| Hawk | High | Start | 1 | September 2012 | Articles to be expanded (September 2012) |
| Heathcote-Graytown National Park | Low | Stub | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Heath Hen | Low | Start | 1 | January 2011 | Articles with unsourced statements (January 2011) |
| Heleia | Mid | Stub | 1 | January 2010 | Articles lacking sources (January 2010) |
| Helmeted Guineafowl | Low | Start | 1 | December 2010 | Articles needing additional references (December 2010) |
| Helm Identification Guides | Low | Start | 1 | June 2008 | Articles to be expanded (June 2008) |
| Helpers at the nest | Mid | Start | 1 | August 2012 | Articles with unsourced statements (August 2012) |
| Hemignathini | Mid | Start | 1 | April 2008 | Articles needing additional references (April 2008) |
| Hemixos | Unknown | Stub | 2 | June 2011 | Articles that may contain original research (June 2011), Articles needing additional references (June 2011) |
| Henicophaps | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Henry Eeles Dresser | Low | Start | 1 | Articles needing more detailed references | |
| Henslow's Sparrow | Low | Start | 1 | February 2013 | Articles lacking in-text citations (February 2013) |
| Hen Harrier | Mid | Start | 1 | August 2012 | Articles with dead external links (August 2012) |
| Herbert Christopher Robinson | Low | Stub | 1 | July 2012 | Articles with unsourced statements (July 2012) |
| Hermansenøya Bird Sanctuary | Unknown | Stub | 1 | All articles needing coordinates | |
| Heron Island (Queensland) | Low | C | 2 | April 2008 | Articles with unsourced statements (June 2008), Wikipedia articles needing factual verification (April 2008) |
| Herpsilochmus | Low | Stub | 1 | May 2011 | Articles lacking sources (May 2011) |
| Hesperornithes | High | C | 1 | August 2007 | Wikipedia articles needing factual verification (August 2007) |
| Heterocercus | Unknown | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Heteromyias | Mid | Stub | 1 | November 2011 | Articles lacking sources (November 2011) |
| Hieraaetus | Low | Stub | 1 | September 2008 | Articles with unsourced statements (September 2008) |
| Highland Finch | Low | Start | 1 | November 2007 | Articles with unsourced statements (November 2007) |
| Himalayan Black-lored Tit | Low | Stub | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Himalayan Quail | Mid | Start | 2 | October 2008 | Articles with unsourced statements (April 2010, October 2008) |
| Himalayan Woodpecker | Unknown | Stub | 1 | August 2008 | Articles needing additional references (August 2008) |
| Hirundo | Mid | Stub | 1 | December 2007 | Articles with unsourced statements (December 2007) |
| Hispaniolan Amazon | Mid | Start | 2 | February 2011 | Articles needing additional references (January 2013), Vague or ambiguous time (February 2011) |
| Hoatzin | High | C | 5 | February 2007 | Wikipedia articles needing clarification (February 2011), Articles with unsourced statements (February 2007, February 2011, February 2013, November 2010) |
| Holland (chicken) | Low | Stub | 1 | July 2007 | Articles needing additional references (July 2007) |
| Homing pigeon | High | Start | 3 | June 2009 | Wikipedia articles needing clarification (October 2012), Articles needing additional references (June 2012), Articles with unsourced statements (June 2009) |
| Honeybird | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Hooded Merganser | Low | Stub | 1 | September 2011 | Articles with unsourced statements (September 2011) |
| Hooded Pitohui | Low | Stub | 4 | June 2008 | Wikipedia pages needing cleanup (June 2008), Articles needing cleanup (June 2008), Articles with unsourced statements (April 2013), Wikipedia articles needing factual verification (December 2010) |
| Hooded Visorbearer | Low | Stub | 1 | January 2011 | Articles to be expanded (January 2011) |
| Hook-billed Bulbul | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Hook-billed Kingfisher | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Horned Grebe | Low | Start | 1 | July 2011 | Articles needing additional references (July 2011) |
| Horned owl | Mid | Start | 1 | November 2008 | Wikipedia articles needing factual verification (November 2008) |
| Horned Sungem | Low | Stub | 1 | January 2012 | Articles with unsourced statements (January 2012) |
| Hornero | Unknown | Stub | 1 | April 2009 | Articles lacking in-text citations (April 2009) |
| Horsfield's Babbler | Unknown | Stub | 1 | August 2008 | Articles needing additional references (August 2008) |
| Horusornithidae | Low | Stub | 1 | October 2011 | Articles needing additional references (October 2011) |
| Hoskyn Islands | Low | Start | 3 | August 2009 | Articles to be expanded (August 2009, January 2011, July 2010) |
| House Finch | Low | Start | 1 | August 2011 | Articles with unsourced statements (August 2011) |
| House Wren | Low | Start | 2 | February 2008 | Articles with unsourced statements (February 2008), Wikipedia articles needing factual verification (February 2008) |
| Houtman Abrolhos | Low | B | 4 | December 2007 | Articles with dead external links (April 2012), Articles with unsourced statements (December 2007, February 2008, March 2008) |
| Howard and Moore Complete Checklist of the Birds of the World | Low | Start | 2 | July 2008 | Articles to be expanded (July 2008), Articles lacking sources (July 2008) |
| Huayco Tinamou | Low | Stub | 1 | October 2010 | Articles with dead external links (October 2010) |
| Hulsanpes | Low | Stub | 1 | July 2011 | Articles with unsourced statements (July 2011) |
| Hy-Line Brown | Low | Stub | 6 | October 2012 | Articles with topics of unclear notability (October 2012), Orphaned articles (October 2012), Articles with a promotional tone (October 2012), Articles needing additional references (October 2012), Articles lacking reliable references (October 2012), Articles with too few wikilinks (November 2012) |
| Hyacinth Macaw | High | C | 2 | July 2011 | Articles with dead external links (July 2011), Articles with unsourced statements (August 2011) |
| Hybridisation in shorebirds | Mid | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Hybrid Lovebird | Low | Stub | 4 | September 2011 | Articles that may contain original research (September 2011), Articles needing additional references (December 2011), Articles with too few wikilinks (November 2012), All articles needing expert attention |
| Hylexetastes | Unknown | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Hypothetical species | Low | Stub | 1 | August 2012 | Articles to be expanded (August 2012) |
| Ian Wallace (ornithologist) | Low | Stub | 1 | August 2008 | Incomplete lists (August 2008) |
| Ice Pigeon | Low | Stub | 1 | July 2010 | Articles to be expanded (July 2010) |
| Illinois Ornithological Society | Low | Stub | 1 | December 2010 | Articles lacking sources (December 2010) |
| Illustrations of the Nests and Eggs of Birds of Ohio | Unknown | Start | 1 | October 2012 | Orphaned articles (October 2012) |
| Inaccessible Island Rail | Low | Start | 3 | September 2007 | Articles needing additional references (June 2011), Articles with unsourced statements (June 2011, September 2007) |
| Incubator (egg) | Mid | Stub | 1 | October 2009 | Articles with unsourced statements (October 2009) |
| Indian Black-lored Tit | Low | Stub | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Indian Gola | Low | Stub | 2 | October 2009 | Orphaned articles (October 2009), Articles needing additional references (October 2009) |
| Indian Peafowl | Mid | B | 1 | December 2012 | Articles with dead external links (December 2012) |
| Indian Runner Duck | Low | Start | 1 | April 2010 | Articles needing additional references (April 2010) |
| Indian Scops Owl | Low | Start | 1 | September 2010 | Articles with dead external links (September 2010) |
| Indian Yellow-nosed Albatross | Low | C | 1 | October 2010 | Articles with dead external links (October 2010) |
| Indigo-capped Hummingbird | Low | Stub | 1 | November 2010 | Articles needing additional references (November 2010) |
| Indochinese Green Magpie | Unknown | Stub | 1 | September 2012 | Articles needing additional references (September 2012) |
| Inghams Enterprises | Low | Stub | 1 | June 2012 | Articles with unsourced statements (June 2012) |
| Inguza | Low | Stub | 1 | March 2012 | Wikipedia articles needing factual verification (March 2012) |
| Isøyane Bird Sanctuary | Unknown | Stub | 1 | All articles needing coordinates | |
| IUCN Species Survival Commission | Low | Start | 6 | February 2009 | Articles needing cleanup (April 2013), Articles with dead external links (October 2010), Articles to be expanded (February 2009), Wikipedia external links cleanup (April 2013), Articles with sections that need to be turned into prose (April 2013), Wikipedia spam cleanup (April 2013) |
| Ivory-billed Woodpecker | Mid | B | 2 | January 2011 | Wikipedia articles needing clarification (January 2011), Articles with dead external links (January 2012) |
| Ivory Gull | Low | Start | 1 | July 2012 | Articles with disputed statements (July 2012) |
| Ixobrychus | Mid | Stub | 1 | February 2007 | Articles lacking sources (February 2007) |
| Jackson Head to Stafford River Important Bird Area | Low | Stub | 1 | February 2013 | Orphaned articles (February 2013) |
| Jacquemart Island | Low | Start | 1 | January 2010 | Articles with specifically marked weasel-worded phrases (January 2010) |
| Jacques Bernard Hombron | Unknown | Stub | 1 | August 2008 | Articles lacking sources (August 2008) |
| Jacques Van Impe | Low | Stub | 1 | March 2009 | Articles lacking reliable references (March 2009) |
| James's Flamingo | Low | Stub | 2 | April 2010 | Articles with unsourced statements (April 2010), Articles with links needing disambiguation (October 2012) |
| James Davidson (ornithologist) | Unknown | Stub | 1 | February 2013 | Articles lacking in-text citations (February 2013) |
| James Fisher (naturalist) | Low | Start | 1 | August 2008 | Incomplete lists (August 2008) |
| Jandaya Parakeet | Low | Start | 2 | April 2010 | Accuracy disputes (February 2011), Articles with unsourced statements (April 2010) |
| Jan Sztolcman | Unknown | Stub | 2 | December 2009 | Articles with topics of unclear notability (April 2013), Articles lacking sources (December 2009) |
| Japan–Australia Migratory Bird Agreement | Unknown | Stub | 1 | June 2008 | Articles needing additional references (June 2008) |
| Japanese Wood Pigeon | Mid | Stub | 1 | September 2012 | Articles needing additional references (September 2012) |
| Java Sparrow | Low | Start | 2 | March 2011 | Articles lacking in-text citations (March 2011), Articles with unsourced statements (March 2011) |
| Jay | High | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Jemima Parry-Jones | Low | Start | 1 | May 2011 | BLP articles lacking sources (May 2011) |
| Jennifer F. M. Horne | Low | Stub | 1 | December 2009 | Articles needing additional references (December 2009) |
| Jerdon's Babbler | Low | Stub | 2 | May 2009 | Wikipedia articles needing factual verification (June 2009, May 2009) |
| Jeremy Greenwood | Low | Stub | 2 | October 2008 | Articles lacking in-text citations (October 2008), Articles with unsourced statements (October 2008) |
| Jesses (falconry) | Low | Start | 1 | December 2009 | Articles needing additional references (December 2009) |
| Jessica Meir | Mid | Start | 1 | February 2013 | Articles with topics of unclear notability (February 2013) |
| Jim Flegg | Unknown | Stub | 1 | June 2012 | Articles with unsourced statements (June 2012) |
| Johannes Nevala | Low | Stub | 1 | October 2009 | Orphaned articles (October 2009) |
| John Bachman | Low | Start | 1 | January 2009 | Articles with unsourced statements (January 2009) |
| John Gerrard Keulemans | Unknown | Stub | 1 | April 2010 | Articles needing additional references (April 2010) |
| John Graham Bell | Unknown | Stub | 1 | May 2012 | Articles with unsourced statements (May 2012) |
| John Henry Gurney Sr. | Unknown | Stub | 2 | March 2012 | Accuracy disputes (March 2012), Wikipedia articles needing factual verification (March 2012) |
| John James Audubon | High | B | 1 | April 2011 | Articles with dead external links (April 2011) |
| John Silver (pigeon) | Low | Stub | 2 | July 2011 | Articles containing potentially dated statements (2010), Articles needing additional references (July 2011) |
| John Yealland | Low | Stub | 1 | November 2007 | Articles lacking sources (November 2007) |
| Joseph Forshaw | Low | Stub | 1 | March 2009 | Articles to be expanded (March 2009) |
| Juncitarsus | Low | Stub | 1 | May 2011 | Articles lacking sources (May 2011) |
| Junco | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Kadalundi Bird Sanctuary | Low | Stub | 1 | All articles needing coordinates | |
| Kangaroo Island | Low | C | 4 | July 2008 | Articles with unsourced statements (February 2012, July 2008, July 2010, September 2012) |
| Kapp Linné Bird Sanctuary | Unknown | Stub | 1 | All articles needing coordinates | |
| Karakul (Tajikistan) | Low | Start | 1 | February 2013 | Articles with unsourced statements (February 2013) |
| Karel Voous | Low | Stub | 1 | August 2008 | Incomplete lists (August 2008) |
| Karl Michahelles | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Kauaʻi ʻAkialoa | Low | Stub | 1 | November 2010 | Wikipedia articles in need of updating (November 2010) |
| Kauaʻi ʻŌʻō | Low | Stub | 1 | January 2009 | Articles needing additional references (January 2009) |
| Kauaʻi Finch | Low | Start | 1 | November 2007 | Articles with unsourced statements (November 2007) |
| Kauaʻi Nukupuʻu | Low | Stub | 1 | October 2009 | Articles lacking in-text citations (October 2009) |
| Kauai Palila | Low | Stub | 1 | March 2011 | Articles with specifically marked weasel-worded phrases (March 2011) |
| Kaudulla National Park | Low | Start | 1 | October 2010 | Articles with dead external links (October 2010) |
| Königsberg Coloured Head Tumbler | Low | Start | 1 | February 2013 | Orphaned articles (February 2013) |
| Keel (bird anatomy) | Low | Stub | 1 | April 2013 | Articles with dead external links (April 2013) |
| Kelenken | Low | Stub | 1 | June 2012 | Articles to be expanded (June 2012) |
| Kelp Goose | Low | Stub | 1 | November 2009 | Articles needing additional references (November 2009) |
| Kenn Kaufman | Low | Stub | 1 | November 2012 | BLP articles lacking sources (November 2012) |
| Kentish Plover | Low | Start | 1 | February 2011 | Self-contradictory articles (February 2011) |
| Ken Simmons | Low | Start | 1 | March 2013 | Orphaned articles (March 2013) |
| Kermadec Islands | Low | Start | 1 | December 2008 | Articles needing additional references (December 2008) |
| Key Habitat Site | Low | Stub | 1 | January 2013 | Articles with too few wikilinks (January 2013) |
| Key West Quail-Dove | Low | Stub | 1 | November 2010 | Articles lacking in-text citations (November 2010) |
| Kiev Tumbler | Low | Stub | 1 | July 2010 | Articles to be expanded (July 2010) |
| Kingbird | Low | Start | 1 | December 2009 | Articles lacking sources (December 2009) |
| Kingsley Common | Mid | C | 2 | August 2012 | Articles lacking sources (August 2012), All articles needing coordinates |
| Kingston parakeets | Low | Stub | 1 | April 2011 | Articles with unsourced statements (April 2011) |
| King Rail | Low | Start | 1 | August 2011 | Articles with unsourced statements (August 2011) |
| Kirby the Kestrel | Low | Stub | 2 | May 2010 | Articles with topics of unclear notability (May 2010), Orphaned articles (September 2010) |
| Kite (bird) | Mid | Stub | 1 | October 2012 | Articles lacking sources (October 2012) |
| Kittlitz's Murrelet | Low | Start | 1 | May 2012 | Articles with unsourced statements (May 2012) |
| Kleptoparasitism | High | B | 1 | November 2012 | Articles with unsourced statements (November 2012) |
| Knipolegus | Unknown | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Kongsfjorden Bird Sanctuary | Unknown | Stub | 1 | All articles needing coordinates | |
| Konrad Lorenz | Mid | Start | 1 | June 2012 | Articles needing additional references (June 2012) |
| Kookaburra | Mid | Start | 2 | September 2009 | Articles needing additional references (September 2009), Articles with unsourced statements (July 2012) |
| Kori Bustard | Low | Start | 1 | February 2013 | Articles needing additional references (February 2013) |
| Kranich Museum | Low | Start | 2 | August 2012 | Articles with unsourced statements (August 2012), All articles needing coordinates |
| Kutch Bustard Sanctuary | Low | Start | 1 | October 2010 | Articles with dead external links (October 2010) |
| Kākāwahie | Low | Stub | 1 | January 2009 | Articles needing additional references (January 2009) |
| Kāmaʻo | Unknown | Stub | 1 | January 2009 | Articles needing additional references (January 2009) |
| Lahugala Kitulana National Park | Low | Start | 1 | October 2010 | Articles with dead external links (October 2010) |
| Lakenheath Fen RSPB reserve | Low | Stub | 1 | April 2009 | Articles needing additional references (April 2009) |
| Lakenvelder (chicken) | Low | Stub | 2 | February 2012 | Articles with unsourced statements (August 2012), Articles with limited geographic scope (February 2012) |
| Lake Argyle | Low | Start | 2 | May 2009 | Articles with dead external links (October 2010), Articles with unsourced statements (May 2009) |
| Lake Connewarre | Low | Stub | 1 | August 2007 | Articles needing additional references (August 2007) |
| Lake Galilee (Queensland) | Low | C | 1 | November 2012 | Articles with unsourced statements (November 2012) |
| Lake Joondalup | Low | Stub | 1 | February 2008 | Articles with unsourced statements (February 2008) |
| Lake Warden (Western Australia) | Low | Start | 1 | October 2010 | Articles with dead external links (October 2010) |
| Lamington National Park | Low | C | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Lanius | Mid | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Lapland Longspur | Low | Start | 1 | August 2012 | Articles lacking in-text citations (August 2012) |
| Lapwing | Mid | C | 1 | April 2008 | Articles with unsourced statements (April 2008) |
| Lars Jonsson (illustrator) | Low | Stub | 1 | August 2008 | Incomplete lists (August 2008) |
| Late Quaternary prehistoric birds | Low | Start | 2 | January 2008 | Wikipedia articles needing factual verification (January 2008, September 2008) |
| Laughing Kookaburra | Low | Start | 2 | March 2012 | Articles needing additional references (March 2012), Articles with unsourced statements (March 2012) |
| Laysan Albatross | Mid | B | 4 | March 2011 | Wikipedia articles needing clarification (March 2011), Articles with unsourced statements (March 2011), Vague or ambiguous time (March 2011), Articles needing more detailed references |
| Laysan Rail | Low | C | 2 | June 2010 | Wikipedia articles needing clarification (June 2010), Articles with unsourced statements (June 2010) |
| La Flèche (chicken) | Low | Stub | 1 | May 2009 | Articles lacking sources (May 2009) |
| Leach's Storm Petrel | Low | Start | 1 | March 2012 | Articles needing additional references (March 2012) |
| Lear's Macaw | Low | Start | 1 | November 2012 | Articles to be expanded (November 2012) |
| Least Auklet | Low | Start | 1 | May 2012 | Wikipedia articles needing clarification (May 2012) |
| Least Tern | Low | Start | 2 | November 2010 | Articles lacking in-text citations (November 2010), Articles needing additional references (November 2010) |
| Leghorn (chicken) | Low | Stub | 1 | December 2011 | Articles needing additional references (December 2011) |
| Lesser Jacana | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Lesser Kestrel | Low | Start | 1 | October 2012 | Articles with links needing disambiguation (October 2012) |
| Lesser Koa Finch | Low | Start | 5 | March 2010 | Articles lacking in-text citations (February 2012), Articles needing additional references (March 2010), Articles with unsourced statements (June 2011), Articles with specifically marked weasel-worded phrases (June 2011), Vague or ambiguous time (June 2011) |
| Lesser Redpoll | Low | C | 1 | November 2012 | Articles with specifically marked weasel-worded phrases (November 2012) |
| Lesser Sooty Owl | Unknown | Stub | 1 | June 2012 | Articles lacking in-text citations (June 2012) |
| Lesser Vasa Parrot | Mid | Stub | 1 | March 2009 | Articles with unsourced statements (March 2009) |
| Lesser Whitethroat | Low | Start | 2 | April 2007 | Articles with unsourced statements (April 2007, August 2011) |
| Lessonia (bird) | Mid | Stub | 1 | May 2011 | Articles lacking sources (May 2011) |
| Lichenostomus | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Light-crowned Spinetail | Unknown | Stub | 1 | December 2011 | Articles with dead external links (December 2011) |
| Lipaugus | Unknown | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| List of Asian birds | High | List | 1 | April 2012 | Wikipedia articles needing reorganization (April 2012) |
| List of birding books | Low | List | 1 | September 2011 | Articles needing additional references (September 2011) |
| List of birds by flight speed | Low | List | 2 | April 2013 | Articles with dead external links (April 2013), Articles with unsourced statements (April 2013) |
| List of birds displaying homosexual behavior | Unknown | List | 4 | September 2010 | Wikipedia articles needing clarification (May 2013), Articles with dead external links (January 2013, September 2010), Articles with links needing disambiguation (July 2012) |
| List of birds in Mont-Tremblant National Park | Low | List | 1 | October 2010 | Articles with dead external links (October 2010) |
| List of birds of Andhra Pradesh | Low | List | 1 | March 2013 | Articles with unsourced statements (March 2013) |
| List of birds of Bangalore | NA | List | 2 | September 2008 | Articles with unsourced statements (February 2013, September 2008) |
| List of birds of Bangladesh | NA | List | 1 | December 2012 | Articles with unsourced statements (December 2012) |
| List of birds of Chile | Unknown | List | 1 | June 2011 | Articles with links needing disambiguation (June 2011) |
| List of birds of Comoros | Unknown | List | 1 | March 2010 | Articles with unsourced statements (March 2010) |
| List of birds of Fiji | Mid | List | 1 | October 2012 | Articles with links needing disambiguation (October 2012) |
| List of birds of Glacier National Park (U.S.) | Unknown | List | 1 | October 2010 | Articles with dead external links (October 2010) |
| List of birds of Guatemala | NA | List | 1 | July 2011 | Wikipedia articles in need of updating (July 2011) |
| List of birds of Karnataka | Low | List | 1 | October 2012 | Wikipedia references cleanup (October 2012) |
| List of birds of King Island (Tasmania) | Low | List | 2 | October 2011 | Orphaned articles (October 2011), Articles needing additional references (November 2011) |
| List of birds of Laos | NA | List | 1 | August 2008 | Articles needing additional references (August 2008) |
| List of birds of Louisiana | Low | List | 2 | March 2013 | Articles to be expanded (April 2013, March 2013) |
| List of birds of Michigan | Mid | List | 1 | September 2010 | Articles with unsourced statements (September 2010) |
| List of birds of Nunavut | High | List | 1 | July 2010 | Articles to be expanded (July 2010) |
| List of birds of São Tomé and Príncipe | NA | List | 1 | October 2010 | Articles with dead external links (October 2010) |
| List of birds of South Asia | NA | List | 1 | February 2008 | Articles lacking in-text citations (February 2008) |
| List of birds of South Asia: part 1 | NA | List | 1 | January 2008 | Articles lacking sources (January 2008) |
| List of birds of South Asia: part 2 | NA | List | 1 | January 2008 | Articles lacking sources (January 2008) |
| List of birds of South Asia: part 3 | NA | List | 1 | January 2008 | Articles lacking sources (January 2008) |
| List of birds of South Asia: part 4 | NA | List | 1 | January 2008 | Articles lacking sources (January 2008) |
| List of birds of South Korea | NA | List | 1 | February 2008 | Articles lacking in-text citations (February 2008) |
| List of birds of Tajikistan | NA | List | 1 | April 2008 | Articles with unsourced statements (April 2008) |
| List of birds of the Madrean Sky Islands | Low | List | 1 | October 2009 | Articles lacking sources (October 2009) |
| List of birds of Vieques | Mid | FL | 1 | July 2010 | Articles lacking in-text citations (July 2010) |
| List of birds of Western Sahara | NA | List | 2 | August 2011 | Wikipedia pages needing cleanup (August 2011), Articles needing cleanup (August 2011) |
| List of birds of Yuma, Arizona | NA | List | 3 | February 2008 | Wikipedia pages needing cleanup (February 2008), Articles needing cleanup (February 2008), Articles to be merged (June 2012) |
| List of birds of Yuma County, Arizona | NA | List | 1 | June 2012 | Articles to be merged (June 2012) |
| List of birds on stamps of the Australian Antarctic Territory | Low | List | 1 | March 2010 | Articles lacking sources (March 2010) |
| List of birdwatchers | Low | List | 2 | August 2008 | Articles with unsourced statements (December 2009), Incomplete lists (August 2008) |
| List of bird conservation groups and websites | Low | List | 7 | June 2012 | Wikipedia introduction cleanup (June 2012), Articles to be merged (November 2012), Orphaned articles (August 2012), Articles lacking sources (June 2012), Wikipedia articles needing style editing (June 2012), Wikipedia articles needing reorganization (June 2012), Articles with too few wikilinks (November 2012) |
| List of bird extinctions by year | NA | List | 6 | May 2008 | Accuracy disputes (May 2008), Wikipedia articles needing context (October 2009), Wikipedia introduction cleanup (October 2009), Orphaned articles (February 2009), Articles lacking sources (May 2008), Articles with obsolete information (September 2011) |
| List of Canadian provincial ornithological organizations | Unknown | Stub | 1 | March 2009 | Orphaned articles (March 2009) |
| List of Columbidae | Low | List | 1 | November 2010 | Wikipedia articles needing factual verification (November 2010) |
| List of Corvus species | Mid | List | 1 | June 2011 | Articles needing additional references (June 2011) |
| List of endemic birds of Australia | Low | List | 2 | June 2008 | Articles to be expanded (June 2008), Incomplete lists (August 2008) |
| List of endemic birds of Borneo | Low | List | 2 | June 2008 | Articles to be expanded (June 2008), Articles lacking sources (December 2009) |
| List of endemic birds of Taiwan | Low | Stub | 1 | June 2008 | Articles to be expanded (June 2008) |
| List of endemic birds of the Philippines | Low | Stub | 3 | June 2008 | Articles to be expanded (June 2008), Articles lacking sources (December 2009), Incomplete lists (August 2008) |
| List of endemic bird areas of the world | Unknown | List | 1 | December 2011 | Articles with links needing disambiguation (December 2011) |
| List of extinct birds | High | List | 2 | October 2007 | Wikipedia articles needing factual verification (January 2010, October 2007) |
| List of fictional birds | NA | List | 3 | July 2011 | Articles needing additional references (July 2011), Wikipedia articles needing factual verification (June 2012, May 2012) |
| List of fictional ducks | Unknown | List | 1 | December 2010 | Articles needing additional references (December 2010) |
| List of fossil birds | Low | List | 1 | March 2013 | Articles with unsourced statements (March 2013) |
| List of hummingbirds | Mid | List | 1 | January 2010 | Articles lacking sources (January 2010) |
| List of Important Bird Areas in the United Kingdom | Unknown | List | 1 | August 2008 | Incomplete lists (August 2008) |
| List of introduced bird species | NA | List | 1 | January 2010 | Articles with dead external links (January 2010) |
| List of Kakapo | Unknown | List | 1 | April 2008 | Articles with unsourced statements (April 2008) |
| List of Migratory Bird Sanctuaries of Canada | NA | List | 1 | June 2011 | Articles with links needing disambiguation (June 2011) |
| List of national birds | Unknown | List | 9 | August 2010 | Articles with unsourced statements (August 2010, August 2011, February 2012, July 2011, March 2013, May 2011, November 2012, October 2011, October 2012) |
| List of nocturnal birds | High | List | 1 | December 2011 | Articles needing additional references (December 2011) |
| List of North American birds (Caprimulgiformes) | Low | List | 1 | March 2013 | Articles lacking sources (March 2013) |
| List of ornithologists and their proper name contributions | Unknown | List | 1 | July 2010 | Articles to be expanded (July 2010) |
| List of ornithology awards | Low | List | 1 | February 2011 | Incomplete lists (February 2011) |
| List of ornithology journals | Unknown | List | 2 | May 2011 | Wikipedia external links cleanup (May 2011), Wikipedia spam cleanup (May 2011) |
| List of prions | NA | List | 1 | June 2010 | Orphaned articles (June 2010) |
| List of Procellariidae | Low | Start | 1 | August 2009 | Articles lacking in-text citations (August 2009) |
| List of Recent Holarctic Bird Species | Low | Stub | 1 | October 2008 | Articles needing additional references (October 2008) |
| List of reserves for waterbirds and migratory birds in Switzerland | High | List | 1 | October 2012 | Articles with links needing disambiguation (October 2012) |
| List of RSPB reserves | NA | List | 1 | September 2008 | Articles lacking sources (September 2008) |
| List of seawatching locations by country | Unknown | List | 1 | August 2008 | Incomplete lists (August 2008) |
| List of secondary endemic bird areas of the world | Unknown | List | 1 | August 2008 | Incomplete lists (August 2008) |
| List of terms used in bird topography | Mid | List | 1 | August 2008 | Incomplete lists (August 2008) |
| List of U.S. county birds | Unknown | List | 1 | August 2008 | Incomplete lists (August 2008) |
| List of United Kingdom bird clubs and ornithological societies | Low | List | 1 | August 2008 | Incomplete lists (August 2008) |
| Little Auk | Low | Start | 1 | December 2010 | Articles with unsourced statements (December 2010) |
| Little Blue Heron | Low | Start | 1 | November 2010 | Articles lacking in-text citations (November 2010) |
| Little Bunting | Low | Start | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Little Desert National Park | Low | Start | 1 | January 2008 | Articles needing additional references (January 2008) |
| Little Owl | Low | Start | 1 | July 2012 | Articles needing additional references (July 2012) |
| Little Penguin | Low | Start | 1 | June 2012 | Articles with dead external links (June 2012) |
| Liver bird | Low | Start | 2 | June 2011 | Articles needing additional references (September 2012), Articles with unsourced statements (June 2011) |
| Lohmann Brown | Low | Stub | 1 | April 2008 | Articles lacking sources (April 2008) |
| Long-billed Cuckoo | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Long-billed Forest Warbler | Unknown | Stub | 1 | June 2009 | Wikipedia articles needing factual verification (June 2009) |
| Long-billed Honeyeater | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Long-billed Murrelet | Low | C | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Long-eared Owl | Low | Start | 2 | December 2010 | Wikipedia external links cleanup (December 2010), Wikipedia spam cleanup (December 2010) |
| Long-tailed Duck | Mid | Start | 1 | June 2012 | Articles needing additional references (June 2012) |
| Long-tailed Ground Dove | Mid | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Long-tailed Shrike | Unknown | Start | 1 | May 2012 | Articles with unsourced statements (May 2012) |
| Long-tailed Sylph | Low | Stub | 1 | May 2011 | Articles with unsourced statements (May 2011) |
| Longspur | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Longuemare's Sunangel | Low | C | 2 | April 2009 | Articles with dead external links (April 2009, September 2010) |
| Long Lake Wetland Management District | Low | Stub | 1 | All articles needing coordinates | |
| Loon | Top | B | 3 | August 2009 | Articles to be merged (May 2012), Articles needing additional references (November 2009), Wikipedia articles needing factual verification (August 2009) |
| Lophospingus | Mid | Stub | 1 | February 2010 | Articles lacking sources (February 2010) |
| Lorant de Bastyai | Low | Stub | 3 | October 2009 | Wikipedia pages needing cleanup (October 2009), Articles needing cleanup (October 2009), Orphaned articles (October 2009) |
| Lord Derby's Parakeet | Mid | Stub | 2 | May 2011 | Articles with unsourced statements (March 2012), Wikipedia articles needing factual verification (May 2011) |
| Lord Howe Woodhen | Low | Start | 1 | September 2009 | Wikipedia references cleanup (September 2009) |
| Lories and lorikeets | Mid | Start | 3 | July 2007 | Articles with unsourced statements (July 2007, October 2007), Articles with specifically marked weasel-worded phrases (November 2011) |
| Loriinae | Low | Stub | 1 | December 2012 | Articles lacking sources (December 2012) |
| Louis Antoine François Baillon | Low | Stub | 1 | February 2013 | Articles needing additional references (February 2013) |
| Lovebird | High | Start | 1 | February 2011 | Articles with unsourced statements (February 2011) |
| Ludiortyx | Low | Stub | 2 | January 2013 | Accuracy disputes (January 2013), All articles needing expert attention |
| Lunugamvehera National Park | Low | Start | 1 | October 2012 | Articles with links needing disambiguation (October 2012) |
| Lure (falconry) | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Luzon Hornbill | Low | Stub | 2 | October 2008 | Articles needing additional references (April 2010), Articles with unsourced statements (October 2008) |
| Lybiidae | High | Start | 1 | May 2007 | Articles with unsourced statements (May 2007) |
| Lybius | Low | Stub | 1 | November 2011 | Articles lacking sources (November 2011) |
| Lyman Belding | Low | Stub | 1 | August 2008 | Articles lacking sources (August 2008) |
| Lyncornis | Mid | Stub | 1 | April 2013 | Articles lacking sources (April 2013) |
| Lyrebird | High | C | 1 | October 2011 | Wikipedia articles needing page number citations (October 2011) |
| Macaw | High | C | 1 | November 2010 | Articles with unsourced statements (November 2010) |
| MacGregor's Bowerbird | Low | Start | 1 | July 2012 | Articles with disputed statements (July 2012) |
| Machaeropterus | Unknown | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Mackenziaena | Unknown | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Macquarie Shag | Low | Start | 1 | April 2011 | Articles with unsourced statements (April 2011) |
| Macrosphenus | Mid | Stub | 1 | September 2010 | Articles lacking sources (September 2010) |
| Madagascar Fish Eagle | Unknown | Stub | 2 | October 2010 | Articles with dead external links (October 2010), Wikipedia articles needing page number citations (May 2011) |
| Madagascar Pochard | Low | Start | 1 | April 2012 | Articles with unsourced statements (April 2012) |
| Magnolia Warbler | Low | Start | 1 | January 2009 | Articles containing potentially dated statements (January 2009) |
| Magpie | Mid | Start | 1 | July 2007 | Articles with unsourced statements (July 2007) |
| Magpie Shrike | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Makauwahi Cave | Low | Start | 1 | All articles needing coordinates | |
| Malagasy Crowned Eagle | Low | Stub | 2 | September 2008 | Articles needing additional references (September 2008), Articles with unsourced statements (November 2012) |
| Malayan Peacock-Pheasant | Low | Stub | 1 | May 2009 | Wikipedia articles needing factual verification (May 2009) |
| Malay (chicken) | Low | Stub | 2 | May 2009 | Articles needing additional references (May 2009), Articles with unsourced statements (June 2011) |
| Malcolm Ogilvie | Low | Start | 1 | August 2008 | Incomplete lists (August 2008) |
| Malimbus | Unknown | Stub | 1 | February 2010 | Articles lacking sources (February 2010) |
| Mallard | Mid | B | 6 | August 2010 | Articles with unsourced statements (April 2011, August 2010, February 2011, June 2011, October 2011, September 2011) |
| Mancallinae | Low | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Mandarin Duck | Mid | Start | 1 | August 2011 | Articles with unsourced statements (August 2011) |
| Manipur Bush Quail | Low | Stub | 1 | October 2010 | Articles with dead external links (October 2010) |
| Mani the parakeet | Low | Start | 1 | July 2010 | Articles to be expanded (July 2010) |
| Manomet Center for Conservation Sciences | Low | Stub | 1 | January 2012 | Articles to be expanded (January 2012) |
| Manu Parrotlet | Low | Start | 2 | December 2008 | Wikipedia articles needing style editing (May 2010), Articles with unsourced statements (December 2008) |
| Manx Shearwater | Mid | Start | 2 | February 2007 | Articles with unsourced statements (December 2007, February 2007) |
| March of the Penguins | Mid | B | 1 | June 2012 | Articles with dead external links (June 2012) |
| Margarornis | Unknown | Stub | 1 | November 2011 | Articles lacking sources (November 2011) |
| Mariana Crow | Low | Start | 1 | June 2011 | Articles with unsourced statements (June 2011) |
| Mariana Mallard | Low | Start | 3 | January 2010 | Articles with unsourced statements (January 2010, September 2011), Wikipedia articles needing factual verification (January 2011) |
| Marie Jules César Savigny | Unknown | Stub | 3 | July 2008 | Articles lacking sources (December 2009), Articles with unsourced statements (July 2008), Incomplete lists (August 2008) |
| Mark Cocker | Low | Stub | 4 | June 2008 | Wikipedia pages needing cleanup (June 2008), Articles needing cleanup (June 2008), Incomplete lists (August 2008), Articles with links needing disambiguation (June 2011) |
| Maroon-backed Whistler | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Marquesas Swamphen | Unknown | Stub | 1 | February 2012 | Articles with unsourced statements (February 2012) |
| Marsh Antwren | Low | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Martin Garner | Low | Stub | 1 | August 2008 | Articles with unsourced statements (August 2008) |
| Marvellous Spatuletail | Low | Stub | 1 | November 2012 | Articles with unsourced statements (November 2012) |
| Mascarene White-eye | Low | Start | 2 | October 2008 | Articles needing additional references (April 2010), Articles with unsourced statements (October 2008) |
| Masked Crimson Tanager | High | Start | 1 | June 2011 | Articles with unsourced statements (June 2011) |
| Masked Lapwing | Low | Start | 1 | May 2010 | Articles needing additional references (May 2010) |
| Matsue Vogel Park | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Matteo Botteri | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Maui ʻAkepa | Low | Start | 4 | December 2009 | Wikipedia pages needing cleanup (March 2010), Articles needing cleanup (March 2010), Articles with dead external links (December 2009), Articles needing additional references (March 2010) |
| Maui Nui Finch | Low | Start | 1 | November 2007 | Articles with unsourced statements (November 2007) |
| Maui Nukupuʻu | Low | Stub | 2 | December 2009 | Articles needing additional references (December 2009), Articles with unsourced statements (December 2009) |
| Mauritius Kestrel | Low | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Mayrornis | Unknown | Stub | 1 | October 2009 | Articles lacking sources (October 2009) |
| McCormick Island | Mid | Start | 1 | May 2008 | Articles lacking in-text citations (May 2008) |
| Medium Tree Finch | Low | Stub | 1 | May 2009 | Articles with unsourced statements (May 2009) |
| Megadyptes | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Megalaima | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Megalaimidae | High | Start | 1 | May 2007 | Articles with unsourced statements (May 2007) |
| Megapode | Mid | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Melanocharitidae | High | Start | 2 | October 2010 | Articles with dead external links (October 2010), Articles with links needing disambiguation (October 2012) |
| Melierax | Unknown | Stub | 1 | October 2009 | Articles lacking sources (October 2009) |
| Meliphaga | Unknown | Stub | 1 | October 2009 | Articles lacking sources (October 2009) |
| Melipotes | Mid | Stub | 1 | October 2009 | Articles lacking sources (October 2009) |
| Meller's Duck | Low | Start | 2 | January 2010 | Articles with unsourced statements (January 2010, November 2011) |
| Mellisuga | Mid | Stub | 1 | November 2010 | Articles lacking sources (November 2010) |
| Melodious Blackbird | Low | Start | 1 | September 2007 | Wikipedia articles needing factual verification (September 2007) |
| Mendijur Ornithological Park | Low | Stub | 2 | February 2013 | Orphaned articles (February 2013), All articles needing coordinates |
| Merlin (bird) | Low | C | 2 | October 2009 | Articles with unsourced statements (October 2009), Wikipedia articles needing factual verification (October 2009) |
| Mesembriornis | Mid | Stub | 1 | May 2010 | Articles needing additional references (May 2010) |
| Mesite | Mid | Start | 1 | June 2011 | Articles with links needing disambiguation (June 2011) |
| Michael Clarke (ornithologist) | Low | Stub | 1 | February 2010 | Articles needing additional references (February 2010) |
| Michale Fee | Low | Stub | 1 | February 2013 | BLP articles lacking sources (February 2013) |
| Micronesian Kingfisher | Low | Start | 1 | December 2008 | Articles with unsourced statements (December 2008) |
| Migratory Bird Treaty Act of 1918 | Low | Start | 1 | November 2010 | NPOV disputes (November 2010) |
| Mike the Headless Chicken | Low | C | 2 | March 2011 | Articles with unsourced statements (March 2011, September 2011) |
| Milvago | Unknown | Stub | 1 | August 2008 | Articles with unsourced statements (August 2008) |
| Milvus | Mid | Stub | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Mimid | High | Start | 1 | June 2008 | Articles to be expanded (June 2008) |
| Mindanao Bleeding-heart | Unknown | Stub | 1 | October 2008 | Articles with unsourced statements (October 2008) |
| Mini-macaw | Low | Stub | 1 | December 2008 | Articles with unsourced statements (December 2008) |
| Mirafra | Unknown | Stub | 1 | March 2009 | Articles lacking sources (March 2009) |
| Mississippi Flyway | Low | Stub | 1 | September 2007 | Articles with unsourced statements (September 2007) |
| Miss Pepperpot | Low | Stub | 1 | February 2013 | Orphaned articles (February 2013) |
| Mitchell Durno Murray | Unknown | Stub | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Mitred Parakeet | Low | Start | 1 | November 2008 | Articles needing additional references (November 2008) |
| Mitrospingus | Mid | Stub | 1 | February 2010 | Articles lacking sources (February 2010) |
| Mixed-species foraging flock | Low | Start | 1 | April 2010 | Articles with unsourced statements (April 2010) |
| Moa-nalo | Low | Start | 3 | February 2007 | Articles needing additional references (December 2009), Articles with unsourced statements (February 2007, October 2009) |
| Modern Game | Low | Stub | 1 | June 2012 | Articles needing additional references (June 2012) |
| Mollymawk | Mid | Start | 2 | February 2007 | Articles with unsourced statements (April 2013, February 2007) |
| Monasa | Unknown | Stub | 1 | March 2010 | Articles lacking sources (March 2010) |
| Monk Parakeet | Mid | Start | 2 | April 2009 | Articles lacking in-text citations (April 2009), Wikipedia spam cleanup (August 2010) |
| Montagu's Harrier | Low | B | 2 | November 2009 | Wikipedia introduction cleanup (December 2011), Articles with unsourced statements (November 2009) |
| Moreton Bay | Low | B | 1 | March 2009 | Articles with unsourced statements (March 2009) |
| Moriche Oriole | Low | Start | 1 | April 2008 | Wikipedia articles needing factual verification (April 2008) |
| Moseøya Bird Sanctuary | Unknown | Stub | 1 | All articles needing coordinates | |
| Mosque Swallow | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Mottled Whistler | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Mountain Blackeye | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Mountain Trogon | Low | Stub | 1 | October 2007 | Wikipedia articles needing factual verification (October 2007) |
| Mouse-colored Tyrannulet | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Mousehole Wild Bird Hospital and Sanctuary | Low | Stub | 1 | March 2009 | Articles lacking sources (March 2009) |
| Mulard | Low | Stub | 1 | July 2011 | Articles with unsourced statements (July 2011) |
| Murphy's Petrel | Low | Stub | 1 | August 2011 | Articles lacking in-text citations (August 2011) |
| Muscle protractor pterygoidei et quadrati | Low | Stub | 1 | March 2010 | Articles lacking sources (March 2010) |
| Muscovy Duck | Low | C | 1 | October 2012 | Articles with unsourced statements (October 2012) |
| Musician Wren | Low | Stub | 1 | June 2009 | Articles with unsourced statements (June 2009) |
| Musk Duck | Low | Start | 2 | April 2010 | Articles needing additional references (June 2011), Articles with unsourced statements (April 2010) |
| Musk Lorikeet | Mid | Stub | 1 | November 2010 | Articles with unsourced statements (November 2010) |
| Mute Swan | Low | B | 3 | September 2011 | Articles with unsourced statements (December 2012, September 2011), Articles needing more detailed references |
| Myadestes | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Myiodynastes | Unknown | Stub | 1 | November 2011 | Articles lacking sources (November 2011) |
| Myna | Mid | Start | 1 | June 2011 | Articles needing additional references (June 2011) |
| Myrmeciza | Mid | Stub | 1 | November 2010 | Articles lacking sources (November 2010) |
| Myrmecocichla | Unknown | Stub | 1 | February 2013 | Articles needing additional references (February 2013) |
| Myrmoborus | Mid | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Myrmothera | Unknown | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Myza | Unknown | Stub | 1 | October 2009 | Articles lacking sources (October 2009) |
| Myzomela | Mid | Stub | 1 | October 2009 | Articles lacking sources (October 2009) |
| N'kisi | Low | Stub | 2 | March 2010 | Articles with dead external links (March 2010), Articles with unsourced statements (June 2011) |
| Nacunda Nighthawk | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Nanantius | Mid | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Nanday Parakeet | Mid | Start | 1 | December 2007 | Articles lacking in-text citations (December 2007) |
| National Audubon Society | Mid | Start | 1 | October 2012 | Wikipedia articles needing clarification (October 2012) |
| National Aviary | Mid | C | 1 | July 2012 | Articles with unsourced statements (July 2012) |
| Nature in Art | Mid | C | 1 | October 2010 | Articles with dead external links (October 2010) |
| Near passerine | High | Stub | 3 | February 2007 | Articles needing additional references (June 2012), Articles with unsourced statements (February 2007, July 2008) |
| Neddicky | Unknown | Stub | 1 | October 2012 | Articles with too few wikilinks (October 2012) |
| Neodrepanis | Unknown | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Neogaeornis | Low | Stub | 1 | July 2008 | Wikipedia articles needing factual verification (July 2008) |
| Neognathae | Top | C | 1 | January 2012 | Articles with unsourced statements (January 2012) |
| Neomorphidae | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Neopelma | Unknown | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Neotropical bellbird | Low | Start | 1 | December 2009 | Articles lacking sources (December 2009) |
| Neotropical Birds Online | Low | Stub | 2 | May 2009 | Articles lacking in-text citations (May 2009), Articles with topics of unclear notability (May 2009) |
| Nesillas | Mid | Stub | 1 | October 2009 | Articles lacking sources (October 2009) |
| Nesocharis | Mid | Stub | 1 | July 2008 | Articles needing additional references (July 2008) |
| Nest | High | Start | 1 | October 2012 | Articles needing additional references (October 2012) |
| Nest box | Low | Stub | 2 | August 2010 | Articles needing additional references (July 2012), Articles with unsourced statements (August 2010) |
| New Jersey Audubon Society | Low | Start | 1 | November 2010 | Articles lacking reliable references (November 2010) |
| New World blackbird | Mid | Stub | 1 | March 2009 | Articles lacking sources (March 2009) |
| New World vulture | High | B | 1 | October 2009 | Articles with unsourced statements (October 2009) |
| New Zealand Owlet-nightjar | Low | Start | 1 | October 2009 | Articles lacking in-text citations (October 2009) |
| New Zealand Pigeon | Low | B | 1 | January 2010 | Articles with unsourced statements (January 2010) |
| New Zealand Storm Petrel | Low | Start | 1 | Articles containing potentially dated statements (2010) | |
| New Zealand wren | High | B | 1 | August 2007 | Articles with unsourced statements (August 2007) |
| Nicobar Pigeon | Mid | Start | 1 | May 2009 | Wikipedia articles needing factual verification (May 2009) |
| Nidicolous | Low | Stub | 1 | February 2010 | Articles needing additional references (February 2010) |
| Nighthawk | Mid | Stub | 1 | May 2012 | Articles lacking sources (May 2012) |
| Night heron | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Nikolai Zarudny | Low | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Nik Borrow | Low | Stub | 1 | November 2010 | Articles needing additional references (November 2010) |
| Nils Olav | Low | C | 1 | August 2008 | Articles with unsourced statements (August 2008) |
| Nine-primaried oscine | High | Stub | 1 | April 2007 | Articles with unsourced statements (April 2007) |
| Ninox | Mid | Stub | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Nis' white-tail highflyer | Low | Stub | 1 | October 2009 | Orphaned articles (October 2009) |
| Nkulengu Rail | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Noel Fulford Learmonth | Unknown | Stub | 1 | February 2009 | Articles needing additional references (February 2009) |
| Nordmann's Greenshank | Low | Stub | 1 | January 2008 | Wikipedia articles needing factual verification (January 2008) |
| Norfolk Island | Low | B | 2 | July 2012 | Articles with dead external links (July 2012), Articles with unsourced statements (April 2013) |
| Northern Carmine Bee-eater | Low | Stub | 1 | September 2010 | Articles needing additional references (September 2010) |
| Northern Crested Caracara | Unknown | Start | 1 | January 2011 | Articles with unsourced statements (January 2011) |
| Northern Goshawk | Low | Start | 1 | March 2009 | Articles with unsourced statements (March 2009) |
| Northern Grey-headed Sparrow | Low | Start | 1 | December 2009 | Articles needing additional references (December 2009) |
| Northern Rockhopper Penguin | Low | Start | 1 | February 2013 | Articles with unsourced statements (February 2013) |
| Northern Shoveler | Low | Start | 2 | May 2009 | Articles with dead external links (February 2011), Articles with unsourced statements (May 2009) |
| Northern Spotted Owl | Low | Start | 2 | October 2010 | Articles with dead external links (October 2010), Vague or ambiguous time (September 2012) |
| Northern Wheatear | Low | Start | 1 | September 2012 | Articles with unsourced statements (September 2012) |
| North American landbirds in Britain | Low | Stub | 1 | August 2008 | Incomplete lists (August 2008) |
| North Island Brown Kiwi | Low | Start | 2 | February 2008 | Articles with dead external links (October 2010), Articles with unsourced statements (February 2008) |
| North Norfolk Coast Site of Special Scientific Interest | Mid | FA | 1 | All articles needing coordinates | |
| North Warren RSPB reserve | Low | Start | 2 | October 2010 | Articles with dead external links (October 2010), Articles to be expanded (January 2011) |
| North West Island | Low | Start | 1 | May 2010 | Articles with unsourced statements (May 2010) |
| Notharchus | Unknown | Stub | 1 | March 2010 | Articles lacking sources (March 2010) |
| Nuttall's Woodpecker | Low | Stub | 1 | June 2012 | Wikipedia articles needing page number citations (June 2012) |
| Nuttall Ornithological Club | Low | Stub | 1 | November 2012 | Articles to be expanded (November 2012) |
| Nycticorax | Mid | Start | 1 | July 2009 | Wikipedia articles needing factual verification (July 2009) |
| Nēnē-nui | Low | Start | 1 | June 2011 | Articles lacking in-text citations (June 2011) |
| Oahu 'Akialoa | Low | Start | 1 | January 2009 | Articles needing additional references (January 2009) |
| Oceanodroma | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Ocellated Antbird | Low | Start | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Ochre-flanked Tapaculo | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Ochre-marked Parakeet | Low | Start | 1 | August 2012 | Articles needing additional references (August 2012) |
| Ochthoeca | Unknown | Stub | 1 | November 2010 | Wikipedia articles in need of updating (November 2010) |
| Ocyceros | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Odontopteryx | Unknown | Stub | 3 | August 2009 | Articles lacking in-text citations (August 2009), Wikipedia articles needing factual verification (August 2009, September 2009) |
| Odontornithes | Low | Stub | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Oʻahu ʻAkepa | Low | Stub | 1 | December 2009 | Articles with dead external links (December 2009) |
| Oʻahu Nukupuʻu | Low | Stub | 1 | January 2009 | Articles needing additional references (January 2009) |
| Oilbird | High | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Oksem, Dongsolbatsem, Sesolbatsem and Namsolbatsem Islands Important Bird Area | Low | Stub | 1 | April 2013 | Orphaned articles (April 2013) |
| Old English Game | Low | Stub | 1 | August 2009 | Articles needing additional references (August 2009) |
| Old Fashioned Oriental Frill | Low | Start | 2 | June 2008 | Articles with unsourced statements (June 2008, October 2011) |
| Old World babbler | High | Start | 2 | April 2007 | Articles with unsourced statements (April 2007, June 2008) |
| Old World vulture | Mid | Start | 1 | May 2011 | Articles with dead external links (May 2011) |
| Old World warbler | High | Start | 1 | June 2008 | Articles with unsourced statements (June 2008) |
| Olfactory navigation | Low | Start | 1 | February 2010 | Articles with unsourced statements (February 2010) |
| Olivaceous Woodcreeper | Unknown | Stub | 2 | January 2010 | Wikipedia articles needing clarification (January 2010), Articles lacking in-text citations (January 2010) |
| Olive-green Tanager | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Olomaʻo | Low | Start | 1 | January 2009 | Articles needing additional references (January 2009) |
| Olsholmen Bird Sanctuary | Unknown | Stub | 1 | All articles needing coordinates | |
| Operation Migration | Low | Stub | 2 | March 2011 | Articles needing additional references (February 2013), Wikipedia articles in need of updating (March 2011) |
| Orange-bellied Manakin | Unknown | Stub | 1 | January 2010 | Wikipedia articles needing factual verification (January 2010) |
| Orange-bellied Parrot | Low | C | 2 | May 2012 | Articles with dead external links (June 2012), Articles with unsourced statements (May 2012) |
| Orange-breasted Sunbird | Mid | Start | 1 | December 2008 | Articles with unsourced statements (December 2008) |
| Orange-cheeked Waxbill | Low | Start | 1 | November 2010 | Articles needing additional references (November 2010) |
| Orange-chinned Parakeet | Unknown | Stub | 1 | June 2008 | Articles with unsourced statements (June 2008) |
| Orange-crowned Fairywren | Low | Start | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Organic egg production | Low | Start | 3 | December 2009 | Articles needing additional references (April 2011), Articles with unsourced statements (December 2009), Articles with limited geographic scope (February 2011) |
| Oriental Darter | Unknown | Stub | 1 | September 2012 | Articles with unsourced statements (September 2012) |
| Oriental Magpie-Robin | Mid | C | 1 | March 2010 | Articles with dead external links (March 2010) |
| Origin of birds | High | B | 1 | Articles needing more detailed references | |
| Oriole Blackbird | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Ornate Tinamou | Low | Start | 1 | January 2010 | Articles with unsourced statements (January 2010) |
| Ornithological handbook | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Orphean Warbler | Low | Start | 1 | February 2012 | Articles lacking in-text citations (February 2012) |
| Ortolan Bunting | Low | Start | 2 | June 2008 | Articles with unsourced statements (December 2010, June 2008) |
| Osprey | High | GA | 1 | September 2012 | Articles with unsourced statements (September 2012) |
| Osteodontornis | Low | Stub | 1 | September 2009 | Wikipedia articles needing factual verification (September 2009) |
| Ostrich | High | B | 1 | February 2013 | Wikipedia articles needing clarification (February 2013) |
| Ostrich leather | Low | C | 1 | November 2012 | Wikipedia articles needing clarification (November 2012) |
| Othmar Reiser | Low | Stub | 1 | March 2009 | Articles lacking sources (March 2009) |
| Ouse Washes | Low | Stub | 1 | April 2012 | Articles with unsourced statements (April 2012) |
| Outline of birds | Top | Start | 1 | August 2009 | Articles to be expanded (August 2009) |
| Owl | Top | C | 4 | April 2009 | Wikipedia articles needing clarification (July 2010), Articles with unsourced statements (December 2012, June 2011), Wikipedia articles needing factual verification (April 2009) |
| Owlet-nightjar | High | Start | 1 | February 2008 | Wikipedia articles needing factual verification (February 2008) |
| Pachycephalidae | Mid | Start | 1 | June 2008 | Articles with unsourced statements (June 2008) |
| Pachyornis | Mid | Start | 1 | February 2009 | Articles lacking reliable references (February 2009) |
| Pacific Seabird Group | Low | Stub | 1 | June 2009 | Articles lacking reliable references (June 2009) |
| Pacific Wren | Low | Start | 1 | October 2010 | Articles lacking in-text citations (October 2010) |
| Palaelodus | Low | Stub | 1 | November 2009 | Articles lacking in-text citations (November 2009) |
| Palaeoephippiorhynchus | Low | Stub | 1 | May 2009 | Wikipedia articles needing factual verification (May 2009) |
| Palaeognathae | Top | C | 3 | February 2011 | Articles with unsourced statements (February 2011, June 2012, May 2012) |
| Palaeospheniscus | Low | Stub | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Palaeospheniscus gracilis | Low | Stub | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Palawan Peacock-Pheasant | Low | Stub | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Pale-eyed Pygmy Tyrant | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Pale Flycatcher | Low | Stub | 1 | Articles needing more detailed references | |
| Palila | Low | Start | 1 | May 2007 | Articles with unsourced statements (May 2007) |
| Palila v. Hawaii Department of Land and Natural Resources | Mid | C | 1 | August 2010 | Articles with unsourced statements (August 2010) |
| Palm Cockatoo | Mid | C | 1 | April 2010 | Articles with unsourced statements (April 2010) |
| Palm Tanager | Unknown | Stub | 1 | August 2011 | Articles lacking in-text citations (August 2011) |
| Palm thrush | Mid | Stub | 1 | July 2009 | Articles lacking sources (July 2009) |
| Pan-Alcidae | High | Start | 3 | July 2012 | Accuracy disputes (July 2012), Articles to be merged (July 2012), All articles needing expert attention |
| Papuan Hawk-Owl | Low | Stub | 1 | June 2010 | Articles needing additional references (June 2010) |
| Papuan King Parrot | Low | Start | 1 | June 2009 | Articles with unsourced statements (June 2009) |
| Papuan Whipbird | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Paradigalla | Mid | Stub | 1 | September 2009 | Articles lacking sources (September 2009) |
| Parahawking | Low | Start | 1 | September 2011 | Articles with unsourced statements (September 2011) |
| Parakeet | Mid | Stub | 1 | January 2009 | Articles needing additional references (January 2009) |
| Paraphysornis | Low | Stub | 1 | August 2012 | Articles to be expanded (August 2012) |
| Paraptenodytes | Low | Stub | 1 | September 2011 | Articles with unsourced statements (September 2011) |
| Pardusco | Mid | Stub | 1 | October 2012 | Articles with links needing disambiguation (October 2012) |
| Parrot | Top | B | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Parrotbill | Mid | Start | 1 | July 2007 | Wikipedia articles needing factual verification (July 2007) |
| Parrotlet | Mid | Start | 4 | May 2010 | Articles lacking sources (May 2010), Articles with unsourced statements (July 2012, May 2010), All articles needing expert attention |
| Parrots International | Low | Stub | 2 | November 2010 | Articles with topics of unclear notability (November 2010), Articles with too few wikilinks (December 2012) |
| Parrots of New Guinea | Low | Stub | 2 | January 2008 | Orphaned articles (February 2009), Articles lacking sources (January 2008) |
| Parrot harness | Low | Stub | 3 | March 2009 | Wikipedia pages needing cleanup (July 2009), Articles needing cleanup (July 2009), Articles with specifically marked weasel-worded phrases (March 2009) |
| Parrot training | Low | Start | 4 | August 2009 | Articles needing additional references (August 2009), Articles with unsourced statements (February 2011, November 2010), Articles with links needing disambiguation (March 2013) |
| Partridge | High | Start | 1 | April 2013 | Articles with unsourced statements (April 2013) |
| Passenger Pigeon | Mid | B | 1 | March 2013 | Articles with unsourced statements (March 2013) |
| Passerina | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Passerine | Top | B | 2 | January 2008 | Wikipedia articles needing factual verification (January 2008), Articles with links needing disambiguation (October 2012) |
| Pastured poultry | Low | Start | 1 | January 2011 | Articles with unsourced statements (January 2011) |
| Patagioenas | Mid | Stub | 1 | November 2009 | Articles lacking in-text citations (November 2009) |
| Patagornis | Low | Stub | 1 | October 2009 | Articles lacking sources (October 2009) |
| Pavo (genus) | Unknown | Stub | 2 | December 2009 | Articles to be merged (May 2011), Articles lacking sources (December 2009) |
| Peacock-pheasant | Mid | Start | 1 | January 2013 | Articles with dead external links (January 2013) |
| Peafowl | Mid | Start | 3 | November 2012 | Articles with unsourced statements (February 2013, January 2013, November 2012) |
| Pearly-eyed Thrasher | Low | Start | 1 | February 2012 | Wikipedia introduction cleanup (February 2012) |
| Pearly Antshrike | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Pebble Island | Low | Stub | 1 | September 2010 | Articles with unsourced statements (September 2010) |
| Pechora Pipit | Low | Start | 1 | December 2009 | Articles needing additional references (December 2009) |
| Pecking order | Low | Start | 3 | July 2012 | Articles needing additional references (July 2012), Articles with unsourced statements (August 2012), Articles with specifically marked weasel-worded phrases (July 2012) |
| Pecten (biology) | Mid | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Peg-billed Finch | Mid | Start | 1 | August 2009 | Articles lacking in-text citations (August 2009) |
| Pekin (chicken) | Low | Stub | 1 | July 2009 | Articles lacking sources (July 2009) |
| Pelagic Cormorant | Low | Start | 1 | September 2009 | Wikipedia articles needing factual verification (September 2009) |
| Pelagornithidae | Mid | B | 1 | September 2009 | Wikipedia articles needing factual verification (September 2009) |
| Penduline tit | High | Start | 2 | February 2007 | Articles with unsourced statements (February 2007), Wikipedia articles needing factual verification (July 2007) |
| Penguin | High | B | 4 | May 2007 | Articles with unsourced statements (December 2010, February 2010), Wikipedia articles needing factual verification (February 2009, May 2007) |
| Pennaceous feather | Low | Stub | 1 | January 2009 | Articles lacking sources (January 2009) |
| Percnostola | Unknown | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Percy Edwards | Unknown | Stub | 1 | December 2012 | Articles with unsourced statements (December 2012) |
| Perdicinae | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Perdix | Mid | Start | 1 | April 2013 | Articles with unsourced statements (April 2013) |
| Peregrine Falcon | Mid | FA | 1 | August 2011 | Articles with dead external links (August 2011) |
| Perilanner | Low | Stub | 1 | February 2007 | Articles lacking sources (February 2007) |
| Periparus | Mid | Stub | 1 | November 2007 | Articles with unsourced statements (November 2007) |
| Perisoreus | Unknown | Stub | 1 | July 2009 | Articles lacking sources (July 2009) |
| Perlin (falconry) | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Per Martin-Löf | Low | Start | 1 | October 2010 | Articles with dead external links (October 2010) |
| Peter Colston | Low | Stub | 1 | August 2008 | Incomplete lists (August 2008) |
| Peter J. Grant | Low | Stub | 1 | August 2009 | Articles lacking sources (August 2009) |
| Peter Kaestner | Low | Stub | 1 | July 2010 | Articles needing additional references (July 2010) |
| Peter Lansdown | Low | Stub | 1 | April 2009 | Articles lacking in-text citations (April 2009) |
| Peter Scott | Mid | Start | 1 | August 2012 | Articles with unsourced statements (August 2012) |
| Pete Dunne | Low | Stub | 1 | September 2011 | BLP articles lacking sources (September 2011) |
| Petros (pelican) | Low | Stub | 1 | July 2010 | Articles with unsourced statements (July 2010) |
| Pewee | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Pfeilstorch | Low | Stub | 1 | March 2007 | Articles with unsourced statements (March 2007) |
| Phaenicophilus | Mid | Stub | 1 | February 2010 | Articles lacking sources (February 2010) |
| Philippine Bulbul | Low | Stub | 1 | May 2009 | Wikipedia articles needing factual verification (May 2009) |
| Philippine creeper | High | Start | 3 | July 2007 | Articles needing additional references (June 2008), Articles with unsourced statements (June 2008), Articles with specifically marked weasel-worded phrases (July 2007) |
| Philippine Eagle | Mid | C | 1 | December 2012 | Articles with unsourced statements (December 2012) |
| Philipp Jakob Cretzschmar | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Philip Hollom | Low | Stub | 1 | August 2008 | Incomplete lists (August 2008) |
| Philophthalmus gralli | Low | Start | 2 | December 2009 | Orphaned articles (January 2011), Articles needing additional references (December 2009) |
| Philydor | Unknown | Stub | 1 | November 2011 | Articles lacking sources (November 2011) |
| Phoebetria | Mid | C | 1 | April 2009 | Articles lacking in-text citations (April 2009) |
| Phoebe (bird) | Mid | Stub | 1 | August 2009 | Articles lacking sources (August 2009) |
| Phoebe Snetsinger | Low | Stub | 1 | March 2012 | Articles lacking in-text citations (March 2012) |
| Phoenicoparrus | Low | Stub | 1 | October 2009 | Articles lacking sources (October 2009) |
| Phoenix Petrel | Low | Stub | 1 | March 2008 | Wikipedia articles needing factual verification (March 2008) |
| Phylidonyris | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Phylloscopidae | High | Stub | 1 | September 2009 | Wikipedia articles needing factual verification (September 2009) |
| Physornis | Low | Stub | 1 | August 2012 | Articles to be expanded (August 2012) |
| Piciformes | Top | Start | 1 | January 2008 | Articles with unsourced statements (January 2008) |
| Picoides | Mid | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Pictorella Mannikin | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Piculet | Mid | Start | 1 | February 2011 | Articles with unsourced statements (February 2011) |
| Pied Butcherbird | Mid | C | 1 | December 2011 | Articles with unsourced statements (December 2011) |
| Pied Raven | Low | B | 4 | February 2007 | Articles needing additional references (December 2009), Articles with unsourced statements (April 2012, February 2007), Wikipedia articles needing factual verification (August 2007) |
| Pierre (penguin) | Low | Start | 3 | December 2011 | Articles needing cleanup (April 2012), Articles needing link rot cleanup (April 2012), Articles with specifically marked weasel-worded phrases (December 2011) |
| Pigeon intelligence | Unknown | Start | 1 | April 2010 | Articles with unsourced statements (April 2010) |
| Pigeon keeping | Low | C | 1 | October 2010 | Articles with dead external links (October 2010) |
| Pigeon racing | Low | B | 6 | March 2008 | Wikipedia external links cleanup (March 2010), Wikipedia spam cleanup (March 2010), Articles with unsourced statements (June 2012, March 2008, May 2008, October 2012) |
| Pin-tailed Manakin | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Pin-tailed Snipe | Low | Stub | 1 | May 2012 | Wikipedia articles needing factual verification (May 2012) |
| Pine Bunting | Low | Start | 1 | June 2008 | Articles to be expanded (June 2008) |
| Pine Flycatcher | Unknown | Stub | 1 | October 2010 | Articles with dead external links (October 2010) |
| Pinicola | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Pink Pigeon | Mid | Start | 2 | October 2011 | Accuracy disputes (October 2011), All articles needing expert attention |
| Pinnated Bittern | Low | Start | 1 | November 2008 | Articles with unsourced statements (November 2008) |
| Piping Plover | Low | Start | 2 | September 2011 | Articles with dead external links (December 2011), Articles with unsourced statements (September 2011) |
| Pipit | Mid | C | 1 | January 2012 | Articles with unsourced statements (January 2012) |
| Pitangus | Mid | Stub | 1 | December 2009 | Articles needing additional references (December 2009) |
| Pitcairn Islands | Low | C | 4 | December 2011 | Wikipedia articles needing clarification (February 2012), Articles needing additional references (January 2012), Articles with unsourced statements (August 2012, December 2011) |
| Pithys | Unknown | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Plaiaundi | Low | Stub | 3 | March 2012 | Orphaned articles (November 2012), Articles lacking sources (March 2012), All articles needing coordinates |
| Plain Antvireo | Unknown | Stub | 1 | January 2010 | Articles lacking in-text citations (January 2010) |
| Plankeholmane Bird Sanctuary | Unknown | Stub | 1 | All articles needing coordinates | |
| Platycercinae | Low | Stub | 1 | December 2012 | Articles lacking sources (December 2012) |
| Plucking post | Low | Start | 1 | May 2012 | Articles with dead external links (May 2012) |
| Plumage | High | Start | 3 | September 2010 | Articles with unsourced statements (January 2012, September 2010), Wikipedia articles needing factual verification (September 2010) |
| Plushcap | Mid | Stub | 2 | June 2011 | Wikipedia pages needing cleanup (June 2011), Articles needing cleanup (June 2011) |
| Plymouth Rock (chicken) | Low | Start | 1 | December 2011 | Articles lacking in-text citations (December 2011) |
| Podiceps | Low | Start | 1 | July 2007 | Wikipedia articles needing factual verification (July 2007) |
| Poʻouli | Mid | Start | 2 | November 2007 | Articles needing additional references (November 2012), Articles with unsourced statements (November 2007) |
| Pohnpei Lorikeet | Low | Stub | 1 | April 2009 | Articles with unsourced statements (April 2009) |
| Poicephalus | Mid | Start | 1 | December 2009 | Articles to be expanded (December 2009) |
| Polydipsia in birds | Low | Start | 1 | July 2012 | Articles lacking reliable references (July 2012) |
| Polynesian Storm Petrel | Low | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Polytelini | Mid | Stub | 1 | December 2012 | Articles lacking sources (December 2012) |
| Pomarea | Mid | Stub | 1 | October 2009 | Articles lacking sources (October 2009) |
| Potteric Carr Nature Reserve | Low | Start | 1 | February 2012 | Articles to be merged (February 2012) |
| Poultry grit | Low | Stub | 1 | December 2010 | Articles lacking sources (December 2010) |
| Prairie Falcon | Low | Start | 2 | November 2008 | Articles with unsourced statements (November 2008, November 2011) |
| Prairie Warbler | Low | Start | 1 | November 2010 | Articles lacking in-text citations (November 2010) |
| Precocial | Mid | Start | 1 | January 2009 | Articles needing additional references (January 2009) |
| Prehistoric bird | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Premnoplex | Unknown | Stub | 1 | November 2011 | Articles lacking sources (November 2011) |
| Prigogine's Double-collared Sunbird | Low | Stub | 1 | November 2012 | Articles lacking sources (November 2012) |
| Primitive Koa Finch | Low | Stub | 2 | November 2007 | Articles with unsourced statements (November 2007, November 2011) |
| Princess Parrot | Low | Start | 1 | August 2008 | Articles with unsourced statements (August 2008) |
| Prince Leopold Island Migratory Bird Sanctuary | Low | Stub | 1 | October 2010 | Articles with dead external links (October 2010) |
| Proardea | Low | Stub | 1 | November 2007 | Wikipedia articles needing factual verification (November 2007) |
| Procariama | Low | Stub | 1 | June 2012 | Articles to be expanded (June 2012) |
| Procellaria | Low | Stub | 1 | July 2009 | Articles with unsourced statements (July 2009) |
| Proornis | Low | Stub | 1 | July 2007 | Wikipedia articles needing factual verification (July 2007) |
| Prophaethon | Low | Stub | 2 | December 2009 | Orphaned articles (December 2009), Articles lacking sources (December 2009) |
| Przevalski's Finch | Mid | Start | 1 | December 2011 | Articles with unsourced statements (December 2011) |
| Psephotus | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Pseudocrypturus | Low | Stub | 1 | July 2009 | Articles with unsourced statements (July 2009) |
| Psittacidae | Low | Stub | 1 | September 2012 | Articles lacking sources (September 2012) |
| Psittacine beak and feather disease | Mid | Start | 2 | May 2009 | Articles with unsourced statements (May 2009, October 2012) |
| Psittaculidae | Mid | Stub | 1 | December 2012 | Articles lacking sources (December 2012) |
| Psittaculinae | Mid | Stub | 1 | December 2012 | Articles lacking sources (December 2012) |
| Pteroptochos | Unknown | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Ptiloris | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Puckapunyal | Low | Start | 1 | July 2011 | Articles with unsourced statements (July 2011) |
| Pueo | Unknown | Stub | 1 | June 2010 | Articles with unsourced statements (June 2010) |
| Puerto Rican Screech Owl | Low | Start | 1 | January 2008 | Wikipedia articles needing factual verification (January 2008) |
| Puerto Rican Spindalis | Low | C | 1 | October 2007 | Articles with unsourced statements (October 2007) |
| Puffbird | Mid | Stub | 1 | April 2009 | Articles lacking in-text citations (April 2009) |
| Puffin | Mid | B | 2 | January 2008 | Articles with unsourced statements (July 2011), Wikipedia articles needing factual verification (January 2008) |
| Punt gun | Low | Stub | 2 | May 2012 | Articles with unsourced statements (May 2012), Articles with specifically marked weasel-worded phrases (May 2012) |
| Purple-naped Sunbird | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Purple-throated Fruitcrow | Low | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Purple-throated Sunangel | Low | Stub | 1 | October 2010 | Articles with dead external links (October 2010) |
| Purple Finch | Low | Start | 1 | January 2010 | Articles with unsourced statements (January 2010) |
| Pycnonotus | Mid | Stub | 1 | June 2011 | Articles lacking sources (June 2011) |
| Pycnopygius | Unknown | Stub | 1 | October 2009 | Articles lacking sources (October 2009) |
| Pygmy Cormorant | Low | Start | 1 | December 2009 | Articles needing additional references (December 2009) |
| Pygmy Flycatcher | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Pygmy goose | Low | Stub | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Pygmy Ibon | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Pygmy Longbill | Unknown | Stub | 1 | November 2011 | Wikipedia articles needing clarification (November 2011) |
| Pygmy parrot | Mid | Stub | 1 | June 2009 | Articles with unsourced statements (June 2009) |
| Pygoscelis | Mid | Stub | 2 | January 2009 | Articles with unsourced statements (January 2009, March 2012) |
| Pygoscelis tyreei | Low | Stub | 1 | January 2008 | Articles lacking sources (January 2008) |
| Pygostyle | Low | Start | 3 | November 2007 | Articles needing additional references (February 2012), Articles with unsourced statements (February 2012), Wikipedia articles needing factual verification (November 2007) |
| Pytilia | Mid | Stub | 1 | January 2010 | Articles lacking sources (January 2010) |
| Quail-plover | Low | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Quail-thrush | Mid | Stub | 1 | March 2012 | Wikipedia articles needing clarification (March 2012) |
| Querandiornis | Low | Stub | 1 | March 2008 | Articles lacking sources (March 2008) |
| Rainbow Bee-eater | Mid | Start | 1 | July 2011 | Articles needing additional references (July 2011) |
| Rallidae | High | Start | 2 | January 2008 | Articles with unsourced statements (August 2012), Wikipedia articles needing factual verification (January 2008) |
| Ramphotrigon | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Ramsayornis | Unknown | Stub | 1 | October 2009 | Articles lacking sources (October 2009) |
| Raptor Education Group | Low | Start | 1 | All articles needing coordinates | |
| Raptor rehabilitation | Low | Stub | 1 | November 2009 | Articles lacking sources (November 2009) |
| Raptor watchpoint | Low | Stub | 2 | February 2009 | Orphaned articles (February 2009), Articles lacking sources (December 2009) |
| Rare Breeding Birds Panel | Low | Start | 2 | September 2010 | Articles containing potentially dated statements (2009, September 2010) |
| Razorbill | Low | Start | 2 | January 2008 | Articles with unsourced statements (May 2012), Wikipedia articles needing factual verification (January 2008) |
| Réunion Bulbul | Low | Stub | 1 | June 2009 | Wikipedia articles needing factual verification (June 2009) |
| Réunion Kestrel | Low | Start | 1 | February 2012 | Articles with specifically marked weasel-worded phrases (February 2012) |
| Réunion Owl | Low | Start | 1 | April 2012 | Articles with unsourced statements (April 2012) |
| Red-and-green Macaw | Mid | Stub | 2 | April 2011 | Articles with unsourced statements (April 2011, April 2012) |
| Red-backed Kingfisher | Low | Start | 1 | Taxoboxes with an unrecognised status system | |
| Red-bellied Macaw | Mid | Start | 1 | November 2012 | Articles with unsourced statements (November 2012) |
| Red-billed Buffalo Weaver | Low | Stub | 1 | March 2012 | Wikipedia introduction cleanup (March 2012) |
| Red-billed Quelea | Low | C | 1 | October 2010 | Articles with dead external links (October 2010) |
| Red-breasted Goose | Low | Stub | 1 | November 2011 | Articles with dead external links (November 2011) |
| Red-capped Plover | Low | Stub | 2 | December 2012 | Wikipedia introduction cleanup (December 2012), Articles needing additional references (December 2012) |
| Red-eyed Crake | Low | Stub | 1 | January 2013 | Articles needing additional references (January 2013) |
| Red-faced Cormorant | Low | Start | 1 | September 2009 | Wikipedia articles needing factual verification (September 2009) |
| Red-faced Mousebird | Low | Stub | 1 | December 2011 | Articles lacking in-text citations (December 2011) |
| Red-footed Booby | Low | Start | 1 | November 2010 | Articles lacking in-text citations (November 2010) |
| Red-fronted Warbler | Mid | Stub | 1 | October 2010 | Articles lacking in-text citations (October 2010) |
| Red-headed Weaver | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Red-kneed Dotterel | Mid | Stub | 1 | October 2010 | Articles with unsourced statements (October 2010) |
| Red-legged Tinamou | Low | Start | 1 | February 2009 | Articles with unsourced statements (February 2009) |
| Red-masked Parakeet | Low | Start | 2 | January 2013 | Articles to be expanded (March 2013), Articles with unsourced statements (January 2013) |
| Red-necked Amazon | Mid | Stub | 1 | January 2013 | Wikipedia articles needing factual verification (January 2013) |
| Red-necked Crake | Mid | Stub | 1 | January 2010 | Wikipedia articles needing factual verification (January 2010) |
| Red-shouldered Macaw | Mid | Start | 1 | November 2012 | Articles with unsourced statements (November 2012) |
| Red-tailed Amazon | Mid | Start | 4 | August 2008 | Wikipedia pages needing cleanup (August 2008), Articles needing cleanup (August 2008), Articles lacking in-text citations (January 2009), Articles with unsourced statements (January 2009) |
| Red-tailed Black Cockatoo | Mid | FA | 1 | September 2010 | Articles with dead external links (September 2010) |
| Red-tailed Hawk | Mid | GA | 1 | April 2012 | Articles with dead external links (April 2012) |
| Red-tailed Leaflove | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Red-throated Caracara | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Red-throated Wryneck | Low | Stub | 1 | October 2012 | Articles needing additional references (October 2012) |
| Red-vented Cockatoo | Mid | Start | 1 | November 2010 | Articles with dead external links (November 2010) |
| Red-winged Grey Warbler | Unknown | Stub | 1 | August 2012 | Articles to be expanded (August 2012) |
| Red-winged Parrot | Low | Start | 1 | April 2008 | Articles with unsourced statements (April 2008) |
| Red-winged Warbler | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Red Fox Sparrow | Low | Start | 1 | July 2007 | Wikipedia articles needing factual verification (July 2007) |
| Red Grouse | Low | C | 1 | February 2012 | Articles with unsourced statements (February 2012) |
| Red Knot | Low | B | 1 | April 2012 | Articles with unsourced statements (April 2012) |
| Red Lark | Unknown | Stub | 1 | October 2010 | Articles with dead external links (October 2010) |
| Red Sea Cliff Swallow | Low | Stub | 1 | December 2007 | Wikipedia articles needing factual verification (December 2007) |
| Red Siskin | Low | Start | 1 | March 2012 | Articles lacking in-text citations (March 2012) |
| Reedhaunters | Mid | Stub | 1 | April 2010 | Orphaned articles (April 2010) |
| Regent Parrot | Mid | Start | 4 | February 2010 | Wikipedia articles needing clarification (December 2011), Articles that may contain original research (December 2011), Articles with unsourced statements (December 2011, February 2010) |
| Reinwardtoena | Mid | Stub | 2 | December 2009 | Articles lacking sources (December 2009, February 2011) |
| Repulse Bay to Ince Bay Important Bird Area | Low | Stub | 1 | February 2013 | Orphaned articles (February 2013) |
| Resplendent Quetzal | Mid | C | 1 | May 2008 | Articles with unsourced statements (May 2008) |
| Reverse migration (birds) | Unknown | Stub | 1 | December 2011 | Articles needing additional references (December 2011) |
| Rhegmatorhina | Unknown | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Rhinoceros Hornbill | Low | Stub | 1 | August 2012 | Articles needing additional references (August 2012) |
| Rhode Island Red | Low | Start | 3 | October 2009 | Wikipedia articles needing clarification (October 2009), Articles needing additional references (October 2009), Articles with unsourced statements (October 2009) |
| Rhyacornis | Unknown | Stub | 1 | January 2010 | Articles lacking sources (January 2010) |
| Rhynchocyclus | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Richard C. Banks | Low | C | 1 | Articles containing potentially dated statements (2012) | |
| Richard Meinertzhagen | Low | Start | 1 | December 2012 | Articles with unsourced statements (December 2012) |
| Richard Roy Maconachie | Unknown | Stub | 1 | February 2013 | Articles lacking in-text citations (February 2013) |
| Richard Zann | Low | Stub | 2 | February 2009 | Wikipedia references cleanup (September 2009), Incomplete lists (February 2009) |
| Ring-billed Gull | Low | Start | 1 | November 2010 | Articles lacking in-text citations (November 2010) |
| Ring-necked Duck | Low | Stub | 1 | April 2012 | Articles with links needing disambiguation (April 2012) |
| Ringed Kingfisher | Unknown | Stub | 1 | November 2010 | Articles with unsourced statements (November 2010) |
| Rio Grande Valley birds | Low | Stub | 1 | February 2009 | Orphaned articles (February 2009) |
| Riverland Biosphere Reserve | Low | Stub | 1 | All articles needing coordinates | |
| River kingfishers | Mid | Start | 2 | November 2010 | Wikipedia articles in need of updating (November 2010), All articles needing expert attention |
| River Prinia | Unknown | Stub | 1 | February 2010 | Articles lacking in-text citations (February 2010) |
| Robert Cecil Beavan | Unknown | Stub | 1 | February 2013 | Articles needing additional references (February 2013) |
| Robert Cushman Murphy | Unknown | Stub | 1 | March 2013 | Articles needing additional references (March 2013) |
| Robert Dougall | Low | C | 2 | August 2008 | Articles lacking in-text citations (December 2012), Incomplete lists (August 2008) |
| Robert Gillmor | Low | Stub | 1 | August 2008 | Incomplete lists (August 2008) |
| Robin-chat | Mid | Stub | 2 | February 2007 | Articles lacking sources (December 2009), Articles with unsourced statements (February 2007) |
| Robop | Low | Stub | 1 | June 2008 | Orphaned articles (June 2008) |
| Rob Hume | Low | Stub | 1 | August 2008 | Incomplete lists (August 2008) |
| Rocket net | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Rock Bush Quail | Low | Stub | 1 | October 2010 | Articles with dead external links (October 2010) |
| Rock Dove | High | B | 1 | July 2011 | Wikipedia articles needing factual verification (July 2011) |
| Rock Ptarmigan | Low | C | 1 | February 2013 | Articles with unsourced statements (February 2013) |
| Rock thrush | Mid | Stub | 1 | July 2012 | Articles lacking sources (July 2012) |
| Rodrigues Night Heron | Low | Stub | 1 | January 2012 | Articles lacking in-text citations (January 2012) |
| Rodrigues Starling | Low | C | 1 | January 2010 | Wikipedia articles needing factual verification (January 2010) |
| Roraiman Barbtail | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Rose-ringed Parakeet | Low | C | 3 | August 2007 | Articles needing additional references (October 2008), Articles with unsourced statements (September 2009), Wikipedia articles needing factual verification (August 2007) |
| Rosy-faced Lovebird colour genetics | Low | Start | 2 | October 2007 | Articles lacking sources (October 2007), Wikipedia articles needing style editing (December 2007) |
| Rosy-patched Bushshrike | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Rosy Thrush-Tanager | Mid | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Rottnest Island | Low | C | 3 | May 2011 | Articles with unsourced statements (December 2011, May 2011, November 2011) |
| Rouen Duck | Low | Start | 1 | May 2009 | Articles lacking sources (May 2009) |
| Rough-faced Shag | Low | Stub | 1 | October 2007 | Articles with unsourced statements (October 2007) |
| Royal Australasian Ornithologists Union | Low | B | 1 | November 2010 | Articles lacking in-text citations (November 2010) |
| Royal Forest and Bird Protection Society of New Zealand | Low | Start | 1 | March 2010 | Articles with unsourced statements (March 2010) |
| Royal Palm (turkey) | Low | Stub | 1 | October 2010 | Articles with dead external links (October 2010) |
| Royal Society for the Protection of Birds | Mid | C | 1 | August 2008 | Incomplete lists (August 2008) |
| Royal Swans | Low | Stub | 1 | October 2010 | Articles with dead external links (October 2010) |
| Roy Percy Cooper | Unknown | Stub | 1 | March 2009 | Articles with topics of unclear notability (March 2009) |
| Ruby-throated Hummingbird | Low | B | 1 | July 2012 | Articles with unsourced statements (July 2012) |
| Ruddy Duck | Low | Start | 2 | November 2010 | Articles needing additional references (November 2010), Articles with unsourced statements (January 2012) |
| Rufescent Darkeye | Mid | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Ruffed Grouse | Low | Start | 1 | December 2012 | Articles with unsourced statements (December 2012) |
| Rufous-bellied Saltator | Low | Stub | 1 | October 2012 | Articles containing potentially dated statements (October 2012) |
| Rufous-breasted Hermit | Low | Start | 1 | April 2009 | Articles lacking in-text citations (April 2009) |
| Rufous-collared Sparrow | Low | Start | 1 | October 2008 | Articles with unsourced statements (October 2008) |
| Rufous-fronted Babbler | Unknown | Stub | 1 | August 2011 | Articles lacking in-text citations (August 2011) |
| Rufous-naped Whistler | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Rufous-tailed Robin | Low | Stub | 1 | December 2011 | Articles with unsourced statements (December 2011) |
| Rufous-tailed Shama | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Rufous-tailed Weaver | Unknown | Stub | 2 | November 2011 | Articles with unsourced statements (November 2011, September 2012) |
| Rufous-webbed Bush Tyrant | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Rufous Fantail | Low | B | 1 | April 2012 | Articles with links needing disambiguation (April 2012) |
| Rufous Songlark | Low | Start | 1 | September 2008 | Articles with unsourced statements (September 2008) |
| Rufous Vanga | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Rusty-belted Tapaculo | Low | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Rusty-winged Barbtail | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Ruwenzori Double-collared Sunbird | Low | Stub | 1 | November 2012 | Articles lacking sources (November 2012) |
| Ruwenzori Turaco | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Saint Helena Plover | Low | Start | 1 | August 2007 | Wikipedia articles needing factual verification (August 2007) |
| Saint Lucia Amazon | Unknown | Stub | 1 | July 2008 | Articles with unsourced statements (July 2008) |
| Saint Lucia Black Finch | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Saipan Jungle Fowl | Low | Stub | 1 | June 2011 | Articles needing additional references (June 2011) |
| Saker Falcon | Low | Start | 1 | November 2012 | Articles with unsourced statements (November 2012) |
| Sale Water Park | Low | Start | 1 | September 2011 | Articles with dead external links (September 2011) |
| Salim Ali's Swift | Low | Stub | 2 | October 2011 | Articles lacking in-text citations (October 2011), Articles needing additional references (November 2011) |
| Salmon-crested Cockatoo | Mid | Start | 1 | May 2010 | Articles lacking in-text citations (May 2010) |
| Saltator | Mid | Start | 1 | December 2010 | Wikipedia articles needing clarification (December 2010) |
| Salvadori's Fig Parrot | Unknown | Stub | 1 | August 2012 | Articles needing additional references (August 2012) |
| Salvadori's Teal | Low | Stub | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Salvin's Albatross | Low | C | 2 | April 2010 | Articles with dead external links (November 2010), Articles with unsourced statements (April 2010) |
| Salvin's Curassow | Unknown | Stub | 1 | April 2011 | Articles with unsourced statements (April 2011) |
| Salvin's Prion | Low | Start | 1 | July 2009 | Articles with unsourced statements (July 2009) |
| Samar Hornbill | Unknown | Stub | 1 | Articles needing more detailed references | |
| Samuel Washington Woodhouse | Low | Stub | 1 | December 2009 | Articles needing additional references (December 2009) |
| Sandy Gallito | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Sanford's Bowerbird | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Sanford's Sea Eagle | Low | Start | 1 | May 2011 | Wikipedia articles needing page number citations (May 2011) |
| Sapayoa | Low | Start | 1 | October 2012 | Articles with links needing disambiguation (October 2012) |
| Savannah Sparrow | Mid | C | 2 | February 2007 | Articles with unsourced statements (February 2007), Wikipedia articles needing factual verification (November 2009) |
| Savanna Hawk | Low | Start | 1 | March 2011 | Articles lacking in-text citations (March 2011) |
| Saxon Fairy Swallow | Low | Stub | 1 | June 2012 | Articles with unsourced statements (June 2012) |
| Sálim Ali Centre for Ornithology and Natural History | Low | C | 1 | October 2010 | Articles with dead external links (October 2010) |
| Sørkapp Bird Sanctuary | Unknown | Stub | 1 | All articles needing coordinates | |
| Scaled Antpitta | Unknown | Stub | 1 | August 2011 | Articles with unsourced statements (August 2011) |
| Scaly-breasted Lorikeet | Low | C | 1 | January 2010 | Articles needing additional references (January 2010) |
| Scaly-breasted Munia | Low | GA | 2 | January 2013 | Articles with unsourced statements (January 2013), Wikipedia articles needing factual verification (January 2013) |
| Scaly-naped Pigeon | Low | Stub | 1 | November 2010 | Articles lacking in-text citations (November 2010) |
| Scaly-sided Merganser | Low | Stub | 1 | May 2009 | Wikipedia articles needing factual verification (May 2009) |
| Scandaroon (pigeon) | Low | Stub | 1 | September 2010 | Wikipedia articles needing page number citations (September 2010) |
| Scarlet Macaw | Mid | Start | 1 | December 2012 | Articles to be expanded (December 2012) |
| Scarlet Robin | Low | Start | 1 | April 2010 | Articles with unsourced statements (April 2010) |
| Scarlet Tanager | Low | Start | 1 | July 2010 | Articles with unsourced statements (July 2010) |
| Scelorchilus | Low | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Scenic Rim | Low | Start | 2 | March 2008 | Articles needing additional references (March 2008), Articles with unsourced statements (October 2011) |
| Scimitar-billed Woodcreeper | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Scimitar babbler | Mid | Start | 1 | December 2009 | Articles lacking sources (December 2009) |
| Scissor-tailed Kite | Low | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Scops owl | Mid | B | 1 | January 2008 | Wikipedia articles needing factual verification (January 2008) |
| Scoter | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Scots Dumpy | Low | Start | 1 | April 2009 | Articles lacking in-text citations (April 2009) |
| Scots Grey | Low | Stub | 1 | April 2009 | Articles lacking in-text citations (April 2009) |
| Screamer | Mid | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Scripps's Murrelet | Low | Start | 1 | October 2009 | Articles with unsourced statements (October 2009) |
| Scrubtit | Low | Start | 1 | July 2012 | Articles with unsourced statements (July 2012) |
| Scrub robin | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Seabird Colony Register | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Seawatching | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Sea Lion Island | Low | Start | 1 | August 2010 | Articles with unsourced statements (August 2010) |
| Sebastopol Goose | Low | Start | 1 | April 2008 | Articles with unsourced statements (April 2008) |
| Secarecytosis | Low | Stub | 1 | February 2009 | Orphaned articles (February 2009) |
| Secretarybird | High | B | 3 | June 2009 | Articles with unsourced statements (August 2009, June 2009, June 2011) |
| Sedge Warbler | Low | Stub | 1 | January 2011 | Articles with unsourced statements (January 2011) |
| Sedge Wren | Low | Start | 1 | May 2011 | Articles lacking in-text citations (May 2011) |
| Seedeater | Low | Start | 1 | December 2007 | Articles lacking sources (December 2007) |
| Senegal Eremomela | Low | Stub | 1 | December 2009 | Articles needing additional references (December 2009) |
| Senegal Parrot | Low | C | 1 | April 2013 | Articles with unsourced statements (April 2013) |
| Sericornis | Mid | Stub | 1 | February 2008 | Wikipedia articles needing factual verification (February 2008) |
| Sericulus | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Sespe Condor Sanctuary | Low | Stub | 1 | November 2011 | Articles with dead external links (November 2011) |
| Sex-linked Clearbody budgerigar mutation | Low | C | 1 | March 2010 | Articles with dead external links (March 2010) |
| Seychelles Warbler | Low | C | 1 | November 2007 | Wikipedia articles needing factual verification (November 2007) |
| Seychelles White-eye | Low | Stub | 1 | August 2012 | Articles with unsourced statements (August 2012) |
| Shahbaz (bird) | Mid | Stub | 1 | July 2007 | Articles needing additional references (July 2007) |
| Sharp-shinned Hawk | Low | B | 1 | September 2009 | Articles lacking in-text citations (September 2009) |
| Sharp-tailed Ibis | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Sharpe's Longclaw | Low | Start | 1 | September 2011 | Articles to be expanded (September 2011) |
| Shear-tailed Grey Tyrant | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Shining Honeycreeper | Low | Stub | 1 | May 2010 | Articles lacking in-text citations (May 2010) |
| Shiny Cowbird | Low | Stub | 1 | November 2010 | Articles lacking in-text citations (November 2010) |
| Shite-hawk | Low | Start | 1 | February 2013 | Articles with unsourced statements (February 2013) |
| Shoebill | High | Start | 1 | February 2010 | Articles with unsourced statements (February 2010) |
| Short-eared Owl | Low | C | 1 | December 2010 | Articles with limited geographic scope (December 2010) |
| Short-tailed Albatross | Mid | C | 1 | March 2009 | Articles with unsourced statements (March 2009) |
| Short-tailed Field Tyrant | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Short-tailed Hawk | Low | Start | 1 | November 2008 | Wikipedia articles needing factual verification (November 2008) |
| Short-tailed Lark | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Short-tailed Pygmy Tyrant | Low | Start | 1 | December 2011 | Articles lacking in-text citations (December 2011) |
| Short-tailed Shearwater | Low | Stub | 1 | July 2010 | Articles with unsourced statements (July 2010) |
| Short-toed Snake Eagle | Low | Start | 1 | February 2010 | Articles with unsourced statements (February 2010) |
| Shot (pellet) | Low | C | 1 | March 2013 | Articles to be merged (March 2013) |
| Shoveler | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Shy Albatross | Low | C | 1 | October 2010 | Articles with dead external links (October 2010) |
| Siberian Crane | Low | Start | 1 | May 2012 | Articles with dead external links (May 2012) |
| Sibley-Monroe checklist 1 | High | List | 2 | January 2010 | Articles with unsourced statements (January 2010), Articles with specifically marked weasel-worded phrases (January 2010) |
| Sibley–Ahlquist taxonomy of birds | High | Start | 4 | May 2008 | NPOV disputes (June 2009), Articles with unsourced statements (June 2009), Wikipedia articles needing factual verification (May 2008), Articles with specifically marked weasel-worded phrases (June 2009) |
| Sibsey Island | Low | Stub | 2 | March 2013 | Wikipedia articles needing clarification (March 2013), Wikipedia articles needing factual verification (March 2013) |
| Sicalis | Mid | Stub | 1 | February 2010 | Articles lacking sources (February 2010) |
| Sideroxylon grandiflorum | Low | Start | 2 | January 2008 | Articles with unsourced statements (January 2008, September 2010) |
| Sidney Dillon Ripley | Mid | Start | 1 | April 2013 | Articles needing additional references (April 2013) |
| Silver-beaked Tanager | Low | Start | 1 | April 2008 | Articles with unsourced statements (April 2008) |
| Silver-breasted Broadbill | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Silver Teal | Low | Stub | 1 | November 2010 | Articles with unsourced statements (November 2010) |
| Sindhi Aseel | Low | Stub | 1 | May 2012 | Articles needing additional references (May 2012) |
| Singing Honeyeater | Low | Start | 1 | July 2010 | Articles lacking in-text citations (July 2010) |
| Sir Joseph Banks Group | Low | Start | 1 | March 2013 | Wikipedia articles needing factual verification (March 2013) |
| Skateboarding duck | Low | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Skylarking (birds) | Low | Stub | 1 | July 2008 | Articles with unsourced statements (July 2008) |
| Slaty-backed Gull | Mid | Start | 1 | June 2011 | Articles with links needing disambiguation (June 2011) |
| Slaty Bristlefront | Low | Stub | 1 | November 2010 | Wikipedia articles needing factual verification (November 2010) |
| Slaty Bunting | Low | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Slaty Tanager | Unknown | Stub | 1 | February 2008 | Articles needing additional references (February 2008) |
| Slender-billed Curlew | Low | Start | 1 | Articles containing potentially dated statements (2007) | |
| Slender-billed Finch | Mid | Stub | 1 | August 2012 | Articles needing additional references (August 2012) |
| Slender-billed Thornbill | Low | Start | 1 | January 2011 | Articles with dead external links (January 2011) |
| Smithornis | Unknown | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Snowy Egret | Low | Start | 2 | November 2010 | Articles lacking in-text citations (November 2010), Articles with unsourced statements (July 2012) |
| Snowy Plover | Low | Start | 1 | September 2008 | Articles needing additional references (September 2008) |
| Snow Goose | Low | Start | 2 | November 2011 | Articles lacking reliable references (November 2011), Articles with unsourced statements (December 2011) |
| Snow Petrel | Mid | C | 3 | July 2009 | Wikipedia articles needing clarification (February 2013), Articles needing additional references (July 2009), Articles with unsourced statements (July 2009) |
| Sociable Weaver | Mid | C | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Society finch | Low | Start | 1 | July 2011 | Articles with unsourced statements (July 2011) |
| Society Parakeet | Low | Start | 1 | All articles needing expert attention | |
| Socorro Wren | Unknown | Stub | 1 | November 2007 | Wikipedia articles needing factual verification (November 2007) |
| Socotra Warbler | Low | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Softbill | Unknown | Stub | 1 | December 2012 | Articles with too few wikilinks (December 2012) |
| Sogam-do, Daegam-do, Zung-do, Ae-do and Hyengzedo Islands Important Bird Area | Low | Stub | 1 | April 2013 | Orphaned articles (April 2013) |
| Somali Crow | Low | Stub | 1 | May 2009 | Articles lacking sources (May 2009) |
| Songbird | High | Start | 2 | May 2012 | Articles with unsourced statements (May 2012), Wikipedia articles in need of updating (May 2012) |
| Song Sparrow | Low | Start | 2 | February 2007 | Articles with unsourced statements (December 2007, February 2007) |
| Sooty-capped Babbler | Low | Stub | 1 | October 2012 | Articles needing additional references (October 2012) |
| Sooty Albatross | Mid | Stub | 1 | October 2010 | Articles with dead external links (October 2010) |
| Sooty Falcon | Low | Start | 1 | December 2011 | Articles needing additional references (December 2011) |
| Sooty Fox Sparrow | Low | Start | 1 | July 2007 | Wikipedia articles needing factual verification (July 2007) |
| Sooty Shearwater | Low | Stub | 1 | June 2012 | Articles with unsourced statements (June 2012) |
| Sooty Tern | Low | Start | 4 | September 2007 | Articles needing additional references (May 2010), Articles with unsourced statements (September 2007), Wikipedia articles needing factual verification (March 2008, September 2007) |
| Sort sol (bird flock) | Mid | Start | 1 | November 2009 | Articles with unsourced statements (November 2009) |
| Souimanga Sunbird | Low | Start | 1 | September 2007 | Articles with unsourced statements (September 2007) |
| Southern Brown Kiwi | Low | C | 1 | September 2010 | Articles with dead external links (September 2010) |
| Southern Carmine Bee-eater | Low | Stub | 1 | September 2010 | Articles lacking in-text citations (September 2010) |
| Southern Cassowary | Low | C | 1 | November 2009 | Articles with unsourced statements (November 2009) |
| Southern Fulmar | Low | C | 1 | November 2010 | Articles with dead external links (November 2010) |
| Southern Royal Albatross | Low | Start | 1 | October 2010 | Articles with dead external links (October 2010) |
| South Milton Ley | Low | Stub | 1 | November 2009 | Articles lacking sources (November 2009) |
| South West Slopes | Low | Start | 2 | October 2010 | Articles with dead external links (October 2010), All articles needing coordinates |
| Spadebill | Mid | Stub | 1 | June 2012 | Articles lacking sources (June 2012) |
| Spanish Imperial Eagle | Low | Start | 1 | August 2011 | Articles with disputed statements (August 2011) |
| Sparrow | High | C | 1 | May 2012 | Wikipedia articles needing clarification (May 2012) |
| Special Protection Area | Low | Stub | 1 | February 2010 | Wikipedia articles needing clarification (February 2010) |
| Speckle-throated Woodpecker | Low | Stub | 1 | October 2010 | Articles with dead external links (October 2010) |
| Speckled Tanager | Low | Start | 1 | April 2008 | Wikipedia articles needing factual verification (April 2008) |
| Spectacled Bulbul | Unknown | Stub | 1 | October 2012 | Articles needing additional references (October 2012) |
| Spectacled Prickletail | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Speirops | Mid | Stub | 1 | January 2010 | Articles lacking sources (January 2010) |
| Spike-heeled Lark | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Spix's Guan | Low | Stub | 1 | October 2010 | Articles with dead external links (October 2010) |
| Spix's Macaw | Mid | B | 1 | November 2012 | Articles with unsourced statements (November 2012) |
| Spizaetus | Mid | Stub | 1 | September 2008 | Wikipedia articles needing factual verification (September 2008) |
| Spizella | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Spizixos | Unknown | Stub | 1 | January 2010 | Articles lacking sources (January 2010) |
| Spizocorys | Unknown | Stub | 1 | May 2011 | Articles lacking sources (May 2011) |
| Spoon-billed Sandpiper | Mid | Start | 1 | April 2012 | Articles with unsourced statements (April 2012) |
| Spoonbill | Mid | Start | 1 | December 2011 | Articles needing additional references (December 2011) |
| Sporopipes | Unknown | Stub | 1 | February 2010 | Articles lacking sources (February 2010) |
| Spot-winged Antshrike | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Spot-winged Falconet | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Spotted Bamboowren | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Spotted Greenbul | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Spotted Kestrel | Low | Stub | 1 | March 2007 | Articles to be expanded (March 2007) |
| Spotted Pardalote | Low | Stub | 1 | June 2012 | Articles with unsourced statements (June 2012) |
| Spotted Thrush-Babbler | Low | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Spreo | Mid | Stub | 1 | January 2010 | Articles lacking sources (January 2010) |
| Springbrook National Park | Low | C | 1 | August 2009 | Articles with unsourced statements (August 2009) |
| Spur-winged Goose | Mid | Stub | 1 | October 2012 | Articles with links needing disambiguation (October 2012) |
| Spur-winged Lapwing | Low | Start | 1 | June 2007 | Articles with unsourced statements (June 2007) |
| Squirrel baffle | Low | Stub | 2 | March 2009 | Orphaned articles (March 2010), Articles lacking sources (March 2009) |
| SS Makambo | Low | Start | 1 | All articles needing coordinates | |
| Starling | Mid | Start | 2 | July 2007 | Articles with dead external links (May 2010), Wikipedia articles needing factual verification (July 2007) |
| Steamer duck | Mid | Stub | 1 | January 2010 | Articles with unsourced statements (January 2010) |
| Steinbach's Canastero | Unknown | Stub | 1 | August 2012 | Articles needing additional references (August 2012) |
| Steller's Jay | Low | Start | 2 | August 2010 | Articles lacking in-text citations (August 2010), Wikipedia references cleanup (August 2010) |
| Steller's Sea Eagle | Low | C | 1 | September 2009 | Articles with unsourced statements (September 2009) |
| Stephanoaetus | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Stephens Island Wren | Mid | C | 5 | January 2009 | Articles needing additional references (February 2013, January 2013), Articles with unsourced statements (February 2013, January 2009, May 2010) |
| Stephen Marchant | Low | Stub | 1 | February 2009 | Articles lacking in-text citations (February 2009) |
| Stint | Mid | Start | 1 | January 2008 | Wikipedia articles needing factual verification (January 2008) |
| Stork | High | C | 2 | October 2011 | Articles with unsourced statements (March 2013, October 2011) |
| Storrs L. Olson | Unknown | Start | 1 | Articles containing potentially dated statements (2009) | |
| Streak-breasted Bulbul | Unknown | Stub | 1 | June 2009 | Wikipedia articles needing factual verification (June 2009) |
| Streaked Shearwater | Low | Start | 1 | November 2012 | Articles lacking reliable references (November 2012) |
| Stripe-backed Antbird | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Stripe-tailed Hummingbird | Low | Stub | 1 | January 2012 | Articles with unsourced statements (January 2012) |
| Striped Cuckoo | Mid | Stub | 1 | March 2013 | Articles with dead external links (March 2013) |
| Striped Treehunter | Unknown | Stub | 1 | June 2011 | Articles with links needing disambiguation (June 2011) |
| Striped Wren-Babbler | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Strix (genus) | Mid | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Sudan Golden Sparrow | Low | C | 2 | January 2010 | Articles with unsourced statements (April 2010, January 2010) |
| Sulawesi Hornbill | Low | Stub | 2 | April 2010 | Articles with unsourced statements (April 2010), Articles needing more detailed references |
| Sulawesi Thrush | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Sulidae | Mid | Start | 1 | September 2009 | Wikipedia articles needing factual verification (September 2009) |
| Sumatran Ground Cuckoo | Low | Stub | 1 | October 2010 | Articles with dead external links (October 2010) |
| Superb Parrot | Low | C | 1 | March 2009 | Articles with unsourced statements (March 2009) |
| Superb Starling | Unknown | Stub | 1 | November 2010 | Articles lacking in-text citations (November 2010) |
| Supraorbital gland | Low | Stub | 1 | September 2010 | Articles lacking in-text citations (September 2010) |
| Sverdlovsk blue-gray mottle-headed pigeon | Low | Stub | 3 | September 2009 | Wikipedia introduction cleanup (September 2009), Articles lacking sources (December 2009), Articles with too few wikilinks (December 2012) |
| Swainson's Hawk | Low | B | 1 | April 2012 | Wikipedia articles needing clarification (April 2012) |
| Swallow-tailed Cotinga | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Swallow-winged Puffbird | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Swamp Palm Bulbul | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Swamp Prinia | Low | Start | 2 | May 2009 | Articles with dead external links (May 2009, September 2010) |
| Swan | Mid | Start | 6 | December 2007 | Articles needing additional references (August 2011), Articles with unsourced statements (August 2012, December 2007, September 2011), Wikipedia articles needing factual verification (December 2007), Articles with specifically marked weasel-worded phrases (September 2011) |
| Swan Goose | Low | Stub | 1 | May 2009 | Wikipedia articles needing factual verification (May 2009) |
| Symposiachrus | Mid | Stub | 1 | December 2011 | Articles to be expanded (December 2011) |
| Synallaxis | Unknown | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Synsacrum | Unknown | Stub | 1 | July 2008 | Articles lacking sources (July 2008) |
| Syrinx (bird anatomy) | Low | Stub | 1 | October 2008 | Articles with unsourced statements (October 2008) |
| T. J. Roberts | Low | Stub | 1 | June 2010 | Orphaned articles (June 2010) |
| Tahitian Red-billed Rail | Low | Start | 1 | August 2007 | Wikipedia articles needing factual verification (August 2007) |
| Taiwan Blue Magpie | Low | Start | 1 | December 2010 | Wikipedia articles needing clarification (December 2010) |
| Taiwan Scimitar Babbler | Low | Stub | 1 | January 2011 | Articles lacking in-text citations (January 2011) |
| Talegalla | Mid | Stub | 1 | November 2011 | Articles lacking sources (November 2011) |
| Talking bird | Low | Stub | 1 | April 2009 | Articles with unsourced statements (April 2009) |
| Tamar River Conservation Area | Low | Stub | 2 | December 2012 | Articles to be merged (December 2012), All articles needing coordinates |
| Tambourine Dove | Low | Stub | 1 | July 2009 | Articles with unsourced statements (July 2009) |
| Tanimbar Corella | Mid | Start | 1 | December 2008 | Articles with unsourced statements (December 2008) |
| Tasmanian Nativehen | Low | C | 1 | June 2009 | Articles with unsourced statements (June 2009) |
| Tasmanian Wedge-tailed Eagle | Low | Start | 1 | November 2010 | Articles with unsourced statements (November 2010) |
| Tasman Peninsula | Low | Start | 3 | June 2007 | Articles needing additional references (June 2007), Articles with unsourced statements (February 2011), Articles with specifically marked weasel-worded phrases (February 2011) |
| Tawny-breasted Tinamou | Low | Stub | 1 | February 2009 | Articles with unsourced statements (February 2009) |
| Tawny-headed Swallow | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Tawny Frogmouth | Mid | Start | 1 | April 2012 | Articles with unsourced statements (April 2012) |
| Teratornis | Low | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Terenura | Unknown | Stub | 1 | April 2010 | Articles lacking sources (April 2010) |
| Tetrao | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Tetraophasis | Mid | Stub | 1 | October 2009 | Articles needing additional references (October 2009) |
| The Beak of the Finch | Low | Stub | 1 | March 2008 | Articles needing additional references (March 2008) |
| The Birds of Africa | Low | Stub | 2 | July 2008 | Articles with topics of unclear notability (July 2008), Articles lacking sources (July 2008) |
| The Birds of America | Mid | Start | 2 | December 2010 | Articles with unsourced statements (December 2010, December 2012) |
| The Birds of Haiti and the Dominican Republic | Low | Stub | 1 | February 2013 | Orphaned articles (February 2013) |
| The Birds of the Western Palearctic | Mid | Stub | 2 | March 2009 | Articles with dead external links (October 2010), Articles with unsourced statements (March 2009) |
| The Clements Checklist of Birds of the World | Low | Stub | 1 | January 2008 | Articles lacking sources (January 2008) |
| The Finch Society of Australia | Low | Start | 3 | February 2010 | Articles with topics of unclear notability (February 2010), Orphaned articles (May 2011), Articles needing more detailed references |
| The Macmillan Field Guides to Bird Identification | Low | Stub | 1 | July 2011 | Articles lacking sources (July 2011) |
| The Peregrine Fund | Low | Start | 2 | October 2009 | Articles needing additional references (November 2009), Articles with unsourced statements (October 2009) |
| The Turkey: An American Story | Low | Stub | 3 | February 2009 | Articles with dead external links (October 2010), Articles with topics of unclear notability (August 2009), Orphaned articles (February 2009) |
| Thick-billed Ground Pigeon | Mid | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Thick-billed Lark | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Thol Lake | Low | Stub | 1 | All articles needing coordinates | |
| Thomas Mayo Brewer | Low | Stub | 1 | December 2009 | Articles needing additional references (December 2009) |
| Thomas Watling | Low | Stub | 2 | May 2012 | Wikipedia articles needing clarification (May 2012), Articles with specifically marked weasel-worded phrases (May 2012) |
| Thorn-tailed Rayadito | Unknown | Stub | 1 | August 2012 | Articles with unsourced statements (August 2012) |
| Threskiornithidae | High | Start | 1 | September 2010 | Articles with dead external links (September 2010) |
| Thripadectes | Unknown | Stub | 1 | November 2011 | Articles lacking sources (November 2011) |
| Tibial dyschondroplasia | Low | Stub | 2 | December 2007 | Articles needing additional references (February 2012), Articles with unsourced statements (December 2007) |
| Tiger parrot | Mid | Stub | 1 | April 2012 | Articles lacking sources (April 2012) |
| Tigrisoma | Unknown | Stub | 1 | October 2009 | Articles lacking sources (October 2009) |
| Timberline Wren | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Timeline of ornithology | Mid | Start | 1 | December 2009 | Articles needing additional references (December 2009) |
| Timeliopsis | Unknown | Stub | 1 | October 2009 | Articles lacking sources (October 2009) |
| Tinaminae | Low | C | 1 | April 2013 | Articles that may contain original research (April 2013) |
| Tippler | Low | Start | 3 | March 2011 | Wikipedia external links cleanup (March 2011), Articles lacking sources (September 2011), Wikipedia spam cleanup (March 2011) |
| Tit Berrypecker | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Tit Hylia | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Tiwi Islands | Low | C | 3 | October 2010 | Articles with dead external links (August 2012, October 2010, October 2012) |
| Todirostrum | Unknown | Stub | 1 | November 2011 | Articles lacking sources (November 2011) |
| Tolmomyias | Mid | Stub | 2 | April 2009 | Articles lacking sources (April 2009), Articles with links needing disambiguation (June 2011) |
| Torrent Duck | Low | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Torrent Flyrobin | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Toxostoma | Mid | Stub | 1 | July 2012 | Articles lacking sources (July 2012) |
| Tragopan | Unknown | Stub | 1 | September 2011 | Articles needing additional references (September 2011) |
| Transvolcanic Jay | Low | Start | 1 | August 2011 | Articles lacking in-text citations (August 2011) |
| Tree warbler | Mid | Start | 1 | April 2013 | Articles with unsourced statements (April 2013) |
| Treroninae | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Trichoglossus | Mid | Stub | 1 | June 2009 | Articles to be expanded (June 2009) |
| Tricolored Heron | Low | Start | 1 | November 2010 | Articles lacking in-text citations (November 2010) |
| Trindade Petrel | Low | Stub | 1 | September 2011 | Articles with unsourced statements (September 2011) |
| Tristan Albatross | Mid | Start | 3 | October 2010 | Wikipedia articles needing clarification (April 2013), Articles with dead external links (October 2010), Articles with unsourced statements (March 2012) |
| Tristan Moorhen | Low | Stub | 1 | December 2009 | Articles needing additional references (December 2009) |
| Trochilinae | Mid | Start | 1 | March 2007 | Articles lacking sources (March 2007) |
| Trochocercus | Unknown | Stub | 1 | October 2009 | Articles lacking sources (October 2009) |
| Troglodytes (wren) | Mid | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Tromelin Island | Low | C | 1 | June 2012 | Articles with dead external links (June 2012) |
| Tropical Scrubwren | Low | Stub | 2 | February 2008 | Wikipedia articles needing factual verification (February 2008), Vague or ambiguous time (February 2011) |
| Troubridge Island | Low | Stub | 1 | March 2013 | Articles with disputed statements (March 2013) |
| Trumpeter Finch | Low | Stub | 1 | November 2011 | Articles needing additional references (November 2011) |
| Tryon Island | Low | C | 1 | October 2010 | Articles with dead external links (October 2010) |
| Tsavo Sunbird | Low | Start | 2 | October 2008 | Articles with dead external links (October 2008, October 2010) |
| Tuamotu Sandpiper | Low | B | 1 | March 2008 | Wikipedia articles needing factual verification (March 2008) |
| Tufted Titmouse | Low | Start | 1 | January 2008 | Wikipedia articles needing factual verification (January 2008) |
| Tui (bird) | Low | Start | 1 | June 2007 | Articles with unsourced statements (June 2007) |
| Tumbes Tyrant | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Tundra Swan | Low | Start | 3 | October 2007 | Articles with unsourced statements (January 2009, March 2012, October 2007) |
| Turacoena | Mid | Stub | 2 | December 2009 | Articles lacking sources (December 2009, February 2011) |
| Turkeypox | Low | Stub | 1 | February 2010 | Articles with unsourced statements (February 2010) |
| Turkey (bird) | Mid | C | 2 | July 2011 | Wikipedia articles needing copy edit (November 2012), Articles with dead external links (July 2011) |
| Turkey calls | Low | Stub | 1 | October 2009 | Articles with unsourced statements (October 2009) |
| Turnstone | Unknown | Start | 1 | February 2013 | Articles with unsourced statements (February 2013) |
| Turtle Dove | Low | Start | 1 | June 2010 | Articles needing additional references (June 2010) |
| Turtur | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Twite | Low | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Tylas Vanga | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Typical warbler | Mid | Stub | 1 | July 2011 | Articles with unsourced statements (July 2011) |
| Tyto | Mid | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Tytonidae | High | Start | 1 | December 2007 | Articles with unsourced statements (December 2007) |
| Ukrainian Skycutter | Low | Stub | 3 | January 2008 | Orphaned articles (February 2009), Articles needing additional references (January 2008), Articles with unsourced statements (December 2010) |
| Undulated Tinamou | Low | Start | 1 | June 2010 | Articles with unsourced statements (June 2010) |
| Upland game bird | Low | Stub | 1 | November 2007 | Articles lacking sources (November 2007) |
| Up North Combine | Low | Stub | 1 | February 2009 | Orphaned articles (February 2009) |
| Ural striped maned pigeon | Low | Stub | 3 | December 2009 | Wikipedia introduction cleanup (December 2012), Articles lacking sources (December 2009), Articles with too few wikilinks (December 2012) |
| Urocissa | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Uropygial gland | Low | Stub | 1 | February 2012 | Articles with unsourced statements (February 2012) |
| Vanellus | Mid | C | 1 | April 2008 | Wikipedia articles needing factual verification (April 2008) |
| Varied Thrush | Low | Start | 1 | August 2012 | Articles with unsourced statements (August 2012) |
| Vasa parrot | Mid | Start | 1 | October 2012 | Wikipedia articles needing clarification (October 2012) |
| Vegavis | Low | Stub | 1 | February 2009 | Articles with unsourced statements (February 2009) |
| Vellode Birds Sanctuary | Low | Stub | 1 | All articles needing coordinates | |
| Velvet-fronted Nuthatch | Low | Start | 1 | March 2010 | Articles lacking in-text citations (March 2010) |
| Vermilion Flycatcher | Low | Stub | 1 | January 2008 | Wikipedia articles needing factual verification (January 2008) |
| Viktor von Tschusi zu Schmidhoffen | Low | Start | 1 | September 2011 | Articles with unsourced statements (September 2011) |
| Violet-chested Hummingbird | Mid | Stub | 1 | September 2012 | Articles needing additional references (September 2012) |
| Violet Macaw | Low | Stub | 1 | May 2010 | Articles with unsourced statements (May 2010) |
| Vulture | High | C | 1 | July 2011 | Articles with unsourced statements (July 2011) |
| Vulturine Guineafowl | Mid | Stub | 1 | December 2010 | Articles needing additional references (December 2010) |
| Wader | Top | Start | 1 | November 2007 | Wikipedia articles needing factual verification (November 2007) |
| Wagtail | Mid | Start | 2 | February 2008 | Articles with unsourced statements (February 2008, February 2011) |
| Wahi Grosbeak | Low | Stub | 1 | January 2009 | Articles needing additional references (January 2009) |
| Wahnes's Parotia | Low | Stub | 1 | July 2007 | Wikipedia articles needing factual verification (July 2007) |
| Wallace's Fairywren | Low | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Wallace's Hawk-Eagle | Low | Stub | 1 | May 2012 | Articles with unsourced statements (May 2012) |
| Wangi Wangi White-eye | Low | Stub | 1 | April 2007 | Articles with unsourced statements (April 2007) |
| Ward's Flycatcher | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Warrumbungle National Park | Low | Start | 2 | February 2007 | Articles needing additional references (February 2007), Articles with unsourced statements (March 2008) |
| Wasgamuwa National Park | Low | C | 1 | October 2010 | Articles with dead external links (October 2010) |
| Waterbird Society | Low | Stub | 1 | June 2009 | Articles lacking reliable references (June 2009) |
| Waterfowl hunting | Low | C | 2 | December 2010 | Articles needing additional references (May 2011), Articles with limited geographic scope (December 2010) |
| Water Pipit | Low | Start | 1 | January 2013 | Articles with unsourced statements (January 2013) |
| Wattled Honeyeater | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Wattled Jacana | Mid | Start | 1 | March 2013 | Articles lacking in-text citations (March 2013) |
| Wattled Smoky Honeyeater | Low | Stub | 1 | January 2008 | Articles lacking in-text citations (January 2008) |
| Wattled Starling | Low | Start | 2 | April 2010 | Articles lacking in-text citations (April 2010), Articles with unsourced statements (October 2011) |
| Waved Albatross | Low | C | 2 | March 2009 | Articles with dead external links (September 2010), Articles with unsourced statements (March 2009) |
| Well-bird exam | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Weltvogelpark Walsrode | Low | C | 1 | July 2010 | Articles with unsourced statements (July 2010) |
| Western Gull | Low | C | 1 | July 2010 | Articles with unsourced statements (July 2010) |
| Western Palearctic black-and-white flycatchers | Low | Stub | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Western Port | Low | C | 2 | January 2008 | Articles with dead external links (June 2012), Articles needing additional references (January 2008) |
| Western Scrub Jay | Mid | C | 1 | July 2008 | Articles with unsourced statements (July 2008) |
| West Indian Whistling Duck | Low | Start | 1 | November 2010 | Articles lacking in-text citations (November 2010) |
| West Midland Bird Club | Low | Stub | 1 | August 2008 | Incomplete lists (August 2008) |
| West Wallabi Island | Low | Start | 1 | March 2011 | Articles with unsourced statements (March 2011) |
| Whiskered Tern | Low | Start | 1 | September 2012 | Articles needing additional references (September 2012) |
| Whistling duck | Unknown | Start | 1 | March 2013 | Articles with unsourced statements (March 2013) |
| White-bellied Heron | Unknown | Start | 1 | April 2012 | Articles with unsourced statements (April 2012) |
| White-bellied Redstart | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| White-bellied Robin-Chat | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| White-bellied Sea Eagle | Mid | FA | 1 | February 2013 | Articles with unsourced statements (February 2013) |
| White-breasted Parakeet | Unknown | Stub | 1 | August 2012 | Articles needing additional references (August 2012) |
| White-breasted Wood Wren | Low | Start | 1 | July 2009 | Articles lacking in-text citations (July 2009) |
| White-capped Albatross | Low | Start | 2 | April 2010 | Articles with dead external links (October 2010), Articles with unsourced statements (April 2010) |
| White-capped Redstart | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| White-crested Hornbill | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| White-crested Tiger Heron | Mid | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| White-crowned Cliff Chat | Low | Stub | 1 | April 2013 | Articles lacking sources (April 2013) |
| White-crowned Cuckoo | Low | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| White-eared Honeyeater | Low | Stub | 1 | October 2012 | Articles needing additional references (October 2012) |
| White-eye | High | B | 2 | April 2007 | Articles with unsourced statements (April 2007, June 2008) |
| White-eyed Parakeet | Mid | Start | 2 | October 2008 | Articles with disputed statements (October 2010), Articles with unsourced statements (October 2008) |
| White-faced Nunbird | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| White-faced Plover | Low | Stub | 1 | April 2013 | Orphaned articles (April 2013) |
| White-faced Whistling Duck | Low | Start | 1 | March 2013 | Articles lacking in-text citations (March 2013) |
| White-flippered Penguin | Low | Stub | 1 | January 2013 | Articles with dead external links (January 2013) |
| White-headed Vanga | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| White-hooded Babbler | Low | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| White-naped Swift | Low | Start | 1 | July 2009 | Articles with unsourced statements (July 2009) |
| White-rumped Shama | Low | Start | 1 | April 2013 | Wikipedia introduction cleanup (April 2013) |
| White-streaked friarbird | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| White-streaked Honeyeater | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| White-tailed Eagle | Low | B | 2 | May 2011 | Wikipedia articles needing page number citations (May 2011), Articles with unsourced statements (January 2013) |
| White-thighed Swallow | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| White-throated Oxylabes | Mid | Stub | 1 | March 2013 | Articles to be merged (March 2013) |
| White-throated Redstart | Unknown | Stub | 2 | March 2012 | Articles needing additional references (March 2012), Articles lacking reliable references (March 2012) |
| White-throated Treerunner | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| White-winged Duck | Low | Stub | 2 | November 2010 | Articles with unsourced statements (August 2011, November 2010) |
| White-winged Junco | Low | Stub | 1 | April 2008 | Articles with unsourced statements (April 2008) |
| White-winged Scoter | Low | Start | 1 | March 2009 | Articles needing additional references (March 2009) |
| White Eared Pheasant | Low | Start | 3 | September 2009 | Wikipedia pages needing cleanup (September 2009), Articles needing cleanup (September 2009), Articles needing additional references (September 2009) |
| Whooper Swan | Low | Start | 1 | February 2013 | Articles with unsourced statements (February 2013) |
| Whooping Crane | Mid | Start | 1 | October 2009 | Articles with unsourced statements (October 2009) |
| Wigeon | Low | Stub | 1 | November 2007 | Articles with unsourced statements (November 2007) |
| Wildfowl & Wetlands Trust | Low | Stub | 1 | December 2012 | Articles containing potentially dated statements (December 2012) |
| Wildlife Liaison Officer | Low | Stub | 1 | October 2011 | Orphaned articles (October 2011) |
| Wild Birds Unlimited | Low | Stub | 1 | October 2009 | Articles lacking reliable references (October 2009) |
| Wild Turkey | Low | C | 1 | January 2011 | Articles with unsourced statements (January 2011) |
| William of Orange (pigeon) | Low | Stub | 1 | June 2012 | Articles with dead external links (June 2012) |
| Willow Tit | Low | Start | 1 | September 2009 | Articles with unsourced statements (September 2009) |
| Winged Migration | Low | Start | 1 | April 2009 | Articles needing additional references (April 2009) |
| Wing clipping | Mid | Start | 1 | March 2011 | Articles that may contain original research (March 2011) |
| Winter Wren | Low | C | 1 | October 2010 | Articles lacking in-text citations (October 2010) |
| Wire-tailed Swallow | Low | Start | 1 | October 2010 | Articles lacking in-text citations (October 2010) |
| Woodfordia | Mid | Stub | 1 | January 2010 | Articles lacking sources (January 2010) |
| Woodlark | Low | Stub | 1 | June 2010 | Articles needing additional references (June 2010) |
| Wood Duck | Mid | Start | 2 | February 2011 | Articles with unsourced statements (February 2011, January 2012) |
| Wood Stork | Low | Start | 1 | January 2013 | Articles with dead external links (January 2013) |
| Wood Thrush | Mid | GA | 1 | April 2013 | Articles with unsourced statements (April 2013) |
| World Series of Birding | Low | Start | 1 | July 2008 | Articles lacking sources (July 2008) |
| Wreck Island | Low | Start | 1 | July 2010 | Articles to be expanded (July 2010) |
| Wren-like Rushbird | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Wrentit | Low | Start | 1 | December 2011 | Articles with unsourced statements (December 2011) |
| WWT National Wetlands Centre | Low | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Wyandotte (chicken) | Low | Start | 2 | July 2010 | Articles needing additional references (July 2010), Articles with unsourced statements (April 2012) |
| Xenerpestes | Unknown | Stub | 1 | November 2011 | Articles lacking sources (November 2011) |
| Xipholena | Mid | Stub | 1 | January 2010 | Articles lacking sources (January 2010) |
| Yellow-bellied Chat-Tyrant | Low | Stub | 1 | August 2011 | Articles lacking in-text citations (August 2011) |
| Yellow-bellied Fantail | Mid | Stub | 1 | December 2009 | Articles lacking sources (December 2009) |
| Yellow-bibbed Lory | Low | Stub | 2 | November 2011 | Articles with unsourced statements (November 2011), Articles with specifically marked weasel-worded phrases (November 2011) |
| Yellow-billed Oxpecker | Low | Stub | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Yellow-breasted Bunting | Low | Stub | 1 | October 2012 | Articles with links needing disambiguation (October 2012) |
| Yellow-breasted Satinbird | Unknown | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Yellow-browed Tyrant | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Yellow-collared Lovebird | Mid | Stub | 1 | January 2013 | Articles with unsourced statements (January 2013) |
| Yellow-crowned Tyrannulet | Unknown | Stub | 1 | October 2011 | Articles with unsourced statements (October 2011) |
| Yellow-headed Amazon | Low | B | 3 | February 2007 | Articles with dead external links (April 2010), Articles with unsourced statements (February 2007, September 2008) |
| Yellow-headed Caracara | Unknown | Start | 1 | September 2011 | Articles to be expanded (September 2011) |
| Yellow-legged Gull | Mid | Start | 1 | November 2009 | Articles with unsourced statements (November 2009) |
| Yellow-naped Amazon | Low | Stub | 1 | September 2011 | Articles needing additional references (September 2011) |
| Yellow-rumped Cacique | Low | C | 1 | January 2010 | Articles lacking in-text citations (January 2010) |
| Yellow-shouldered Grassquit | Mid | Stub | 1 | November 2011 | Articles with unsourced statements (November 2011) |
| Yellow-throated Miner | Low | Start | 1 | July 2011 | Articles lacking in-text citations (July 2011) |
| Yellow-throated Vireo | Low | Start | 1 | September 2007 | Articles with unsourced statements (September 2007) |
| Yellow-winged Tanager | Low | Stub | 1 | February 2010 | Articles lacking in-text citations (February 2010) |
| Yellowhammer | Low | Start | 1 | May 2009 | Articles with unsourced statements (May 2009) |
| Yellow Wattlebird | Low | Stub | 1 | March 2012 | Wikipedia references cleanup (March 2012) |
| Yungavolucris | Mid | Start | 1 | February 2007 | Articles with unsourced statements (February 2007) |
| Zebra Finch | Low | C | 2 | September 2009 | Articles needing cleanup (September 2009), Articles needing additional references (November 2009) |
| Zenaida Dove | Low | Start | 1 | November 2010 | Articles lacking in-text citations (November 2010) |