Passerae



Passerae is a infradivision of birds that includes higher land birds, birds of prey, near-passerines and perching birds.

Anatomy
Many of the members have anisodactyl ("perching") feet and zygodactyl feet. Trogons have heterodactyl, found in no other birds while Bucerotiformes and Coraciiformes have syndactyl toes. Mousebirds have pamprodactyl feet, found in swifts - the outer toe is reversable.

Taxonomy
Accipitrimorphae includes: New World vultures; secretarybird, osprey, Accipitridae;

Anomologonatae includes: mousebirds; true owls and barn-owls; cuckoo roller; trogons; hornbills, ground hornbills, hoopoes and woodhoopoes; rollers, bee-eaters, kingfishers, ground rollers, todies, and motmots; and toucans, Asian barbets, American barbets, African barbets, toucan-barbets, honeyguides, woodpeckers, flickers, wrynecks, piculets, jacamars, puffbirds, nunbirds and nunlets as well as the made-up order of birds, ;

Passerimorphae includes: seriemas, falcons, parrots and passerines.