- Categories
- Struthioniformes
- Tinamiformes
- Rheiformes
- Casuariiformes
- Apterygiformes
- Anseriformes
- Galliformes
- Phoenicopteriformes
- Podicipediformes
- Columbiformes
- Mesitornithiformes
- Pterocliformes
- Otidiformes
- Musophagiformes
- Cuculiformes
- Caprimulgiformes
- Opisthocomiformes
- Gruiformes
- Charadriiformes
- Eurypygiformes
- Phaethontiformes
- Gaviiformes
- Sphenisciformes
- Procellariiformes
- Ciconiiformes
- Suliformes
- Pelecaniformes
- Cathartiformes
- Accipitriformes
- Strigiformes
- Coliiformes
- Leptosomiformes
- Trogoniformes
- Coraciiformes
- Bucerotiformes
- Galbuliformes
- Piciformes
- Cariamiformes
- Falconiformes
- Psittaciformes
- Passeriformes
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