It is one of the rarest birds on Earth, and only a lucky few have heard its gentle coos or caught a sudden flash of its indigo blue feathers. The bird has been caught on camera only a handful of times ...

A common backyard bird you will see this summer are blue jays. Although they are known for their aggressive bullying behavior at the neighborhood bird feeders, they're a wonderful sight to see. They ...

These phenomena, along with morpho butterflies’ brilliant blue wings, are examples of structural colors at play. The northern cardinal, a classic red bird, has pigment in its feathers that ...

Even the skin on their feet and the insides of their mouths would fluoresce in blue and UV light. Females had fewer biofluorescent feathers, usually on the chest and abdomen. Birds of paradise are ...

Possessing bird feathers could get a person cooped up in ... "Obviously, the law is not intended to prosecute kids for keeping a Blue Jay (Cyanocitta cristata) feather found in their yard ...