"Am I the only one thinking about how long turtles live and one day he will lose his best friend," one user said in the comments.

Black-footed ferrets, weasel-like animals with distinctive dark bands around their eyes and black feet, are ruthless little ...

Efforts to help a genetically impoverished species may be the only chance for a stable population and the species' eventual removal from Endangered Species Act protections.

Interior Department employees say they have been scrambling to keep the lights on and do their jobs as budget cuts driven by ...

Black-footed ferrets, weasel-like animals with distinctive dark bands around their eyes and black feet, are ruthless little hunters. At night, they dive into burrows in pursuit of juicy prairie ...

Pre-existing immunity against seasonal H1N1 flu might help explain why most reported human cases of H5N1 bird flu in the U.S. have not resulted in lethal outcomes. Pre-existing immunity against ...