Passeriform - Plumage, Pterylosis, Molt
$ 5.50 · 4.8 (308) · In stock
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.
Glossary of Bird Terms
Glossary of Bird Terms
Passeriformes
Passeriform - Plumage, Pterylosis, Molt
Powdermill Bird Banding
Bird Plumage Variations and Abnormalities
OFO - Page Site
Indication of molt limits within the wings of grassland passerines
Plumages, Molts, and Structure - Unicolored Jay - Aphelocoma
Passeriform - Plumage, Pterylosis, Molt
Moult and ageing of european passerines by Angel C - Issuu
Plumages, Molts, and Structure - Tawny Antpitta - Grallaria quitensis - Birds of the World
Integument SpringerLink
Long-tailed paradise whydah - Wikipedia