In December 2019, the International Union for Conservation of Nature (IUCN) listed 8460 least concern avian species. Of all evaluated avian species, 76.9% are listed as least concern. No subpopulations of birds have been evaluated by the IUCN.
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.
Procellariiformes includes petrels and albatrosses. There are 54 species in the order Procellariiformes assessed as least concern.
Oceanitids
Storm petrels
There are 98 species in the order Gruiformes assessed as least concern.
Other Gruiformes species
There are 226 parrot species assessed as least concern.
Suliformes
There are 34 species in the order Suliformes assessed as least concern.
The gannets and boobies
There are 82 species in the order Pelecaniformes assessed as least concern.
Hamerkops
There are 186 species in the order Galliformes assessed as least concern.
Cracids
Struthioniformes
There are 38 species in the order Struthioniformes assessed as least concern.
Other Struthioniformes species
Bucerotiformes
Bucerotiformes includes hornbills, hoopoe and wood hoopoes. There are 46 species in the order Bucerotiformes assessed as least concern.
Wood hoopoes
Accipitriformes includes most of the diurnal birds of prey. There are 163 species in the order Accipitriformes assessed as least concern.
There are 126 species in the order Anseriformes assessed as least concern.
Screamers
Anseranatids
New World vultures
There are 160 owl species assessed as least concern.
There are 276 species in the order Charadriiformes assessed as least concern.
Recurvirostrids
Glareolids
Stone-curlews
Jacanas
Other Charadriiformes species
Coraciiformes includes kingfishers and bee-eaters. There are 137 species in the order Coraciiformes assessed as least concern.
Ground rollers
Motmots
Rollers
Todies
There are 4808 passerine species assessed as least concern.
Monarch flycatchers
White-eyes
Mimids
Broadbills
Cotingas
Vangas
Drongos
Bushshrikes
Shrikethrushes
Old World babblers
Leafbirds
- Golden-fronted leafbird
- Blue-winged leafbird
- Orange-bellied leafbird
- Jerdon's leafbird
- Bornean leafbird
- Sumatran leafbird
- Yellow-throated leafbird
- Greater green leafbird
Gnatcatchers
Flowerpeckers
Manakins
Cuckooshrikes
Rhipidurids
Woodcreepers
Cisticolids
Wattle-eyes
Acanthizids
Rail-babbler species
Treecreepers
Pachycephalids
- Rufous-naped whistler
- Maroon-backed whistler
- Olive-flanked whistler
- Goldenface
- Green-backed whistler
- Wallacean whistler
- Golden-backed whistler
- New Caledonian whistler
- Samoan whistler
- Drab whistler
- Mangrove whistler
- White-vented whistler
- Rusty whistler
- Bornean whistler
- Hooded whistler
- Gilbert's whistler
- White-breasted whistler
- White-bellied whistler
- Lorentz's whistler
- Mangrove golden whistler
- Vogelkop whistler
- Brown-backed whistler
- Black-headed whistler
- Bare-throated whistler
- Olive whistler
- Fawn-breasted whistler
- Australian golden whistler
- Island whistler
- Yellow-bellied whistler
- Rufous whistler
- Regent whistler
- Grey whistler
- Sclater's whistler
- Sulphur-vented whistler
- Morningbird
- Mottled whistler
Accentors
Viduids
Penduline tits
Artamids
Australasian treecreepers
Cracticids
Orthonychids
Melanocharitids
- Obscure berrypecker
- Spotted berrypecker
- Mid-mountain berrypecker
- Black berrypecker
- Streaked berrypecker
- Fan-tailed berrypecker
- Pygmy longbill
- Tit berrypecker
- Crested berrypecker
- Dwarf longbill
- Yellow-bellied longbill
- Slaty-headed longbill
Australo-Papuan babblers
Regulids
Other passerine species
There are 491 species in the order Caprimulgiformes assessed as least concern.
Owlet-nightjars
- Mountain owlet-nightjar
- Archbold's owlet-nightjar
- Barred owlet-nightjar
- Moluccan owlet-nightjar
- Australian owlet-nightjar
- Feline owlet-nightjar
Frogmouths
Treeswifts
Potoos
Oilbirds
There are 404 species in the order Piciformes assessed as least concern.
Capitonids
Semnornithids
Jacamars
- Least honeyguide
- Greater honeyguide
- Spotted honeyguide
- Pallid honeyguide
- Lesser honeyguide
- Scaly-throated honeyguide
- Willcocks's honeyguide
- Lyre-tailed honeyguide
- Zenker's honeyguide
- Cassin's honeybird
- Brown-backed honeybird
- Green-backed honeybird
Megalaimids
Puffbirds
Lybiids
Turacos
Mousebirds
Tropicbirds
Other bird species
See also
