True Colors: Decoding Bird Plumage - Birds and Blooms

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

Hummingbirds See Colors We Can't Even Imagine

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

Flashy Feathers AND a Great Song? Yep, It's Possible After All

Plumage and Coloring: How Birds Speak through Feathers

True colours

Alternation Journal - University of KwaZulu-Natal

Songbirds' striking colors attract the adoration of people -- but they're also putting them at higher risk of extinction

Hummingbird plumage color diversity exceeds the known gamut of all other birds