Then the 1918 Migratory Bird Treaty Act made it illegal to harm ... Sia also has 290 applications for non-eagle species that they lack the feathers or carcasses to fulfill, especially adult male ...

With dark glossy wings and a neck like a serpent, a tropical anhinga has made Boulder its new perch.

Crows are birds known for their intelligence ... They also have different tail feathers. Crow tail feathers are all the same length, so when a crow is flying, its tail looks like a handheld ...

the scientists used makeup sponges to smudge dabs of nontoxic paint on the birds’ feathers, so the researchers could track which individual animals could open bins. Of those 500 that had been ...

This exceptional testimony to the cultural traditions of the Neanderthals is seen notably in evidence of the hunting of birds and marine animals for food, the use of feathers for ornamentation and the ...