- Abert's Towhee
- Acorn Woodpecker
- Altamira Oriole
- Amazilia Hummingbird
- American Avocet
- American Bittern
- American Black Duck
- American Bushtit
- American Cliff Swallow
- American Coot
- American Crow
- American Goldfinch
- American Grey Flycatcher
- American Herring Gull
- American Kestrel
- American Redstart
- American Robin
- American Tree Sparrow
- American White Ibis
- American White Pelican
- American Wigeon
- American Woodcock
- Andean Coot
- Anhinga
- Anna's Hummingbird
- Ash-breasted Sierra Finch
- Ash-throated Flycatcher
- Audubon's Warbler