Dr. Seuss Birds Part 1
Sharp Bills
Turtle Bills
Thickbills
Goat Bills
Strisores (hummingbirds, swifts)
Cuculiformes (cuckoos)
Otididae (bustards)
Gruiformes (rails and cranes)
Musophagidae (turacos)
Aequornithes (loons, penguins, herons, pelicans, storks, etc)
Charadriiformes (shorebirds)
Accipitriformes
Strigiformes (owls)
Coliiformes (mousebirds)
Leptosomatiformes (cuckoo roller)
Trogoniformes(trogons)
Bucerotiformes(hornbills, hoopoe and wood hoopoes)
Coraciformes
Piciformes
Cariamae (seriemas)
Falconidae(falcons)
Psittaciformes(parrots)
Passeriformes(songbirds and kin)
Cladogram of modern bird relationships based on Kimball, R.T. et al. (2013)[42] and Yury, T. et al.(2013).[43]