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

Bird Plumage Variations and Abnormalities

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Bird Plumage Variations and Abnormalities

Red-winged Blackbird, Plumage abnormalities occur infrequen…

Observations of plumage aberrations in African Penguins in Algoa Bay

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