Not yet extinct, but getting there: experts estimate only 10 of this endangered species remain. Here's a list of the top 10 ...

In fact, it was what they called “the rarest of rare” animals. What the Texas Parks and Wildlife—Trans-Pecos Wildlife District spotted from a helicopter and captured in video was a ...

Americans celebrated the 50th anniversary of the Endangered Species Act late last year, serving as a reminder of the 1,662 domestic and 638 foreign species it protects. The act is credited with saving ...