| |||
|---|---|---|---|
| Struthioniformes | Ostriches | ||
| Casuariiformes | Cassowaries and Emu | ||
| Apterygiformes | Kiwis | ||
| Rheiformes | Rheas | ||
| Tinamiformes | Tinamous | ||
| Anseriformes | Ducks, geese and allies | ||
| Galliformes | Fowl and allies | ||
| Columbiformes | Pigeons and allies | ||
| Mesitornithiformes | Mesites | ||
| Pterocliformes | Sandgrouse | ||
| Otidiformes | Bustards | ||
| Musophagiformes | Turacos | ||
| Cuculiformes | Cuckoos and allies | ||
| Caprimulgiformes | Nightjars and Allies | ||
| Nyctibiiformes | Potoos | ||
| Steatornithiformes | Oilbirds | ||
| Podargiformes | Frogmouths | ||
| Aegotheliformes | Owlet-nightjars | ||
| Apodiformes | Swifts, Treeswifts, and Hummingbirds | ||
| Gruiformes | Cranes, rails and allies | ||
| Charadriiformes | Shorebirds, gulls and allies | ||
| Phoenicopteriformes | Flamingos | ||
| Podicipediformes | Grebes | ||
| Opisthocomiformes | Hoatzin | ||
| Eurypygiformes | Kagu and Sunbittern | ||
| Phaethontiformes | Tropicbirds | ||
| Gaviiformes | Loons / divers | ||
| Sphenisciformes | Penguins | ||
| Procellariiformes | Petrels, shearwaters and allies | ||
| Ciconiiformes | Storks | ||
| Suliformes | Boobys, Frigatebirds and Coromorants | ||
| Pelecaniformes | Pelicans, Herons and Ibises | ||
| Cathartiformes | New World Vultures | ||
| Accipitriformes | Buzzards, Eagles, Kites, Hawks, Vultures | ||
| Strigiformes | Owls | ||
| Coliiformes | Mousebirds | ||
| Leptosomiformes | Cuckoo-Roller | ||
| Trogoniformes | Trogons and allies | ||
| Bucerotiformes | Hornbills, hoopoe and woodhoopoes | ||
| Coraciiformes | Kingfishers, rollers and allies | ||
| Galbuliformes | Jacamars and allies | ||
| Piciformes | Woodpeckers and allies | ||
| Cariamiformes | Seriemas | ||
| Falconiformes | Falcons and Caracaras | ||
| Psittaciformes | Parrots and allies | ||
| Passeriformes | Passerines / perching birds (5,000+ species) | ||
