Animals range in size, shape, and appearance. Some possess drab, plain-looking feathers, scales, or skin, while others sport ...

My grandmother reveled at the sight of bright yellow birds with black caps that attended the zinnias in her garden each summer. Wild canaries, she called them.

With its bright golden mantle and jet-black body, it would be hard to mistake the yellow-headed blackbird for any other ...

Yellow is common in illegally traded birds. Photo: Ben Lerner. Senior and her colleagues compared three datasets measuring bird color, global wildlife trade and extinction risk from the IUCN Red List.

Plumage and body parts of birds-of-paradise glow in certain areas when viewed under blue and ultraviolet, or UV, light, appearing bright green or yellow-green, scientists reported in a new study ...

A Simple Chemical Shift Explains Why Parrots Are So Colorful, Study Suggests Unlike other birds, which get pigments from their diets, parrots produce their own—but scientists never fully ...

Some birders report spotting a female as well — colored yellow-green all over. Birders converge on Dorothea Dix Park in Raleigh to photograph a rare painted bunting in Raleigh, NC.

And it wasn’t until around 400 million years later that bright colors expanded across vertebrates and arthropods (a group of invertebrates with an exoskeleton, such as insects and spiders).