True Colors: Decoding Bird Plumage - Birds and Blooms

Brilliantly colored bird feathers serve many purposes. Learn how bird plumage protects and helps wild birds.

Wild hummingbirds discriminate nonspectral colors

How Did Birds Get So Colorful? - Cool Green Science

Why are (most of the) birds so beautiful? Is there any reason behind it? - Quora

The Most Colorful Birds and the Science Behind Plumage Coloration

Birding Basics - Birds and Blooms

Birding Basics - Birds and Blooms

Some Male Birds Fly Under False Colors to Attract Mates, Study Suggests - The New York Times

Birding - Birds and Blooms

True colours