Why are some songbirds so brightly colored? A new study finds that a hidden layer of black and white feathers help their colors pop. Have you ever looked at a bird and wondered, how can it be so red ...

Carotenoids are the underlying pigment for much of the enormous variety in color found across birds and form the basis for the colors red, yellow, and orange. In a study published in Current Biology, ...

EVANSVILLE, Ind. — Birds perform amazing feats. They fly, not just across the yard but across continents. They build nests, each so distinctive that construction and location identify the builder.

Museum scientist Gary Graves has spent decades investigating why red-billed and black-billed streamertail hummingbirds remain distinct species despite on-going hybridization Erin Wunderlich Gary ...

Have you ever looked at a bird and wondered, how can it be so red or so blue or so intensely yellow? Well, if you have, then you and several researchers have something in common. A new study finds ...