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As of December 2019, the International Union for Conservation of Nature (IUCN) lists 8460 least concern avian species.[1] 76.9% of all evaluated avian species are listed as least concern. No subpopulations of birds have been evaluated by the IUCN.

5 extinct in the wild avian species (0.05%)223 critically endangered avian species (2%)460 endangered avian species (4.2%)798 vulnerable avian species (7.2%)1,001 near threatened avian species (9.1%)8,460 least concern avian species (76.9%)52 data deficient avian species (0.4%)
  •   Extinct in the wild (EW): 5 species
  •   Critically endangered (CR): 223 species
  •   Endangered (EN): 460 species
  •   Vulnerable (VU): 798 species
  •   Near threatened (NT): 1,001 species
  •   Least concern (LC): 8,460 species
  •   Data deficient (DD): 52 species
Avian species (IUCN, 2020-3)
  • 10,999 extant species have been evaluated
  • 10,947 of those are fully assessed[lower-alpha 1]
  • 9,461 are not threatened at present[lower-alpha 2]
  • 1,481 to 1,533 are threatened[lower-alpha 3]
  • 164 to 183 are extinct or extinct in the wild:
    • 159 extinct (EX) species[lower-alpha 4]
    • 5 extinct in the wild (EW)
    • 19 possibly extinct [CR(PE)]
  1. excludes data deficient evaluations.
  2. NT and LC.
  3. Threatened comprises CR, EN and VU. Upper estimate additionally includes DD.
  4. Chart omits extinct (EX) species

This is a complete list of least concern avian species evaluated by the IUCN. Where possible common names for taxa are given while links point to the scientific name used by the IUCN.


Penguins



Procellariiformes


Procellariiformes includes petrels and albatrosses. There are 54 species in the order Procellariiformes assessed as least concern.


Procellariids



Oceanitids



Storm petrels



Gruiformes


There are 98 species in the order Gruiformes assessed as least concern.


Cranes



Rallids



Other Gruiformes species



Grebes



Bustards



Parrots


There are 226 parrot species assessed as least concern.


Cockatoos



Psittacids



Ciconiiformes



Suliformes


There are 34 species in the order Suliformes assessed as least concern.


Frigatebirds



Cormorants



Sulids


The gannets and boobies


Darters



Pigeons and doves



Pelecaniformes


There are 82 species in the order Pelecaniformes assessed as least concern.


Threskiornithids



Herons



Pelicans



Hamerkops



Galliformes


There are 186 species in the order Galliformes assessed as least concern.


Cracids



Megapodes



Phasianids



New World quails



Guineafowl species



Struthioniformes


There are 38 species in the order Struthioniformes assessed as least concern.


Tinamous



Other Struthioniformes species



Bucerotiformes


Bucerotiformes includes hornbills, hoopoe and wood hoopoes. There are 46 species in the order Bucerotiformes assessed as least concern.


Hoopoes



Hornbills



Wood hoopoes



Accipitriformes


Accipitriformes includes most of the diurnal birds of prey. There are 163 species in the order Accipitriformes assessed as least concern.


Accipitrids



Ospreys



Anseriformes


There are 126 species in the order Anseriformes assessed as least concern.


Anatids



Screamers



Anseranatids



New World vultures



Owls


There are 160 owl species assessed as least concern.


Barn-owls



Strigidae



Charadriiformes


There are 276 species in the order Charadriiformes assessed as least concern.


Oystercatchers



Auks



Sandpipers



Buttonquails



Recurvirostrids



Charadriids



Glareolids



Gulls



Stone-curlews



Jacanas



Skuas



Other Charadriiformes species



Falconiformes



Coraciiformes


Coraciiformes includes kingfishers and bee-eaters. There are 137 species in the order Coraciiformes assessed as least concern.


Ground rollers



Alcedinidae



Motmots



Rollers



Bee-eaters



Todies



Passerines


There are 4808 passerine species assessed as least concern.


Monarch flycatchers



Finches



Pittas



Formicariids



White-eyes



Mimids



Broadbills



Nuthatches



Cotingas



Vangas



Thrushes



Starlings



Drongos



Corvids



Tapaculos



Bushshrikes



Antbirds



Icterids



New World warblers



Ovenbirds



Sylviids



Emberizids



Shrikethrushes



Old World babblers



Wrens



Old World orioles



Leafbirds



Old World flycatchers



Ploceids



Bird-of-paradise species



Malurids



Gnatcatchers



Motacillids



Bulbuls



Tanagers



Flowerpeckers



Manakins



Cuckooshrikes



Swallows



Tyrant flycatchers



Larks



Rhipidurids



Woodcreepers



Vireos



Cardinals



Sunbirds



Honeyeaters



Cisticolids



Shrikes



Wattle-eyes



Estrildid finches



Acanthizids



Petroicids



Rail-babbler species



Waxwings



Bowerbirds



Treecreepers



Tits



Pachycephalids



Accentors



Sparrows



Aegithalids



Viduids



Penduline tits



Artamids



Cinclosomatids



Australasian treecreepers



Gnateaters



Cracticids



Orthonychids



Melanocharitids



Australo-Papuan babblers



Regulids



Other passerine species



Caprimulgiformes


There are 491 species in the order Caprimulgiformes assessed as least concern.


Owlet-nightjars



Frogmouths



Hummingbirds



Nightjars



Swifts



Treeswifts



Potoos



Oilbirds



Cuckoos



Trogons



Piciformes


There are 404 species in the order Piciformes assessed as least concern.


Capitonids



Semnornithids



Toucans



Woodpeckers



Jacamars



Honeyguides



Megalaimids



Puffbirds



Lybiids



Turacos



Gaviiformes



Mousebirds



Tropicbirds



Sandgrouse species



Other bird species



See also



References


  1. "IUCN Red List version 2020-3". The IUCN Red List of Threatened Species. International Union for Conservation of Nature and Natural Resources (IUCN). Retrieved 10 December 2019.


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