the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Chordata (phylum)
Craniata (subphylum)
Vertebrata (no rank)
Gnathostomata (superclass)
Sarcopterygii (class)
Tetrapoda (no rank)
Amniota (no rank)
Sauropsida (no rank)
Sauria (no rank)
Archosauria (no rank)
Aves (class)
Neognathae (superorder)
[hide inferior taxa]
Anseriformes (order)
Apodiformes (order)
Ardeiformes (order)
Caprimulgiformes (order)
Charadriiformes (order)
Ciconiiformes (order)
Columbiformes (order)
Coraciadiformes (order)
Coraciiformes (order)
Cuculiformes (order)
Falconiformes (order)
Galliformes (order)
Gruiformes (order)
Opisthocomiformes (order)
Passeriformes (order)
Pelecaniformes (order)
Phoenicopteriformes (order)
Piciformes (order)
Procellariiformes (order)
Psittaciformes (order)
Sphenisciformes (order)
Strigiformes (order)
Trochiliformes (order)
Turniciformes (order)