A new lawsuit filed against the U.S. Fish and Wildlife Service is seeking Endangered Species Act protections for a rare ...

Using unconventional methods, the researchers showed just how good birds are at distinguishing wasp mimics from the real ...

Well, one tiny Quaker Parrot may have them all beat with her adorable costume choice, because she looks just like literary ...

Despite its tiny stature, the smallest bird native to North America can survive cold nights in the Rocky Mountains, and some ...

The vagrant kelp gull mated with a local herring gull, though the chick did not survive. Experts say it's a "complete mystery" how the bird came to nest so far north in the first place ...