Passeriform - Plumage, Pterylosis, Molt
Passeriform - Plumage, Pterylosis, Molt: Plumage and the number and distribution of feathers of passerines are considered important taxonomic characters, especially in determining the genera, species, and subspecies. The passeriform vocal apparatus exists in four basic types: unspecialized, tracheophone, intermediate tracheobronchial, and oscine.
Passeriform, any member of the largest order of birds and the dominant avian group on Earth today. Passeriforms (or passerines) are true perching birds, with four toes, three directed forward and one backward. These birds occur in abundance on all continents except Antarctica and on most oceanic islands.
Wing feather topology, numbering, and typical molt sequence among
Wing feather topology, numbering, and typical molt sequence among
What determines split moult in songbirds? - British Ornithologists
Powdermill Banding Highlights Spring 2005
Plumages, Molts, and Structure - Field Sparrow - Spizella pusilla - Birds of the World
Plumages, Molts, and Structure - Morelet's Seedeater - Sporophila morelleti - Birds of the World
Ten Million Earthlings: Understanding Molt: A Bander's Perspective
Passeriform - Plumage, Pterylosis, Molt
Plumages, Molts, and Structure - Tawny Antpitta - Grallaria quitensis - Birds of the World
Moult and ageing of european passerines by Angel C - Issuu
Plumages, Molts, and Structure - Unicolored Jay - Aphelocoma
