The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
(first | last) View (previous 50 | next 50) (20 | 50 | 100 | 250 | 500)- Alophoixus (9 members)
- Alopochelidon (1 member)
- Alopochen (1 member)
- Amadina (2 members)
- Amalocichla (2 members)
- Amandava (3 members)
- Amaurocichla (0 members)
- Amaurolimnas (1 member)
- Amaurornis (6 members)
- Amaurospiza (3 members)
- Amazilia (5 members)
- Amazilis (1 member)
- Amazona (31 members)
- Amazonetta (1 member)
- Amblycercus (1 member)
- Amblyornis (4 members)
- Amblyospiza (1 member)
- Amblyramphus (1 member)
- Ammodramus (3 members)
- Ammomanes (3 members)
- Ammomanopsis (1 member)
- Ammonastes (1 member)
- Ammoperdix (2 members)
- Ammospiza (4 members)
- Ampeliceps (1 member)
- Ampelioides (1 member)
- Ampelion (2 members)
- Ampelornis (1 member)
- Amphilais (0 members)
- Amphispiza (1 member)
- Amphispizopsis (1 member)
- Amytornis (13 members)
- Anabacerthia (5 members)
- Anabathmis (3 members)
- Anabazenops (2 members)
- Anairetes (5 members)
- Analisoma (3 members)
- Anaplectes (2 members)
- Anarhynchus (24 members)
- Anas (30 members)
- Anastomus (2 members)
- Anatidae (55 members)
- Ancistrops (1 member)
- Andigena (4 members)
- Andorra (1 member)
- Androdon (1 member)
- Andropadus (1 member)
- Androphobus (1 member)
- Anglesey (3 members)
- Angola (0 members)