Dozens of U.S. bird species are struggling by with “perilously low populations” and one-third of all avian species are said ...

A comprehensive comparative study indicates that certain birds have developed mechanisms to resist the detrimental effects of ...

Carl says he spun around, spotted the source and immediately realized it was a hummingbird species not normally found locally ...

The fact that the Baminornis and Archaeopteryx lived during the same period more than 5,000 miles apart from one another and each with unique features suggests that some bird evolution had already ...