Bird Plumage Variations and Abnormalities

Male Painted Bunting in his spectacular plumage : Tim Hopwood Variations in plumage can be based on the sex of the bird, its age, or seasonal changes caused by molting. Molting patterns are complex and even the experts do not have all the answers about how this process is controlled. This basic

Unusual Birds - FeederWatch

Net Results: Odd plumages and abnormal feather growth

Unusual Birds - FeederWatch

Protofeather, zoology

Bird Plumage: Patterns & Functions - Avian Report

Observations of plumage aberrations in African Penguins in Algoa Bay

All About Birds

Bird Plumage Variations and Abnormalities

The genomics of adaptation in birds - ScienceDirect

Mya Bird Academy • The Cornell LabBird Academy • The Cornell Lab

Handbook of Bird Biology Media Library