Two rare black wolves, likely siblings, were spotted on camera crossing a stream in a Polish forest, a conservation organization said Sunday. The unusual sighting, captured last year on a video ...

Red wolves once ranged far and wide across the U.S., helping them earn the nickname “America's wolf.” But there are now ...

A pack of wolves took down a bison in Yellowstone National Park and attracted a crowd of people — that the rest of the bison ...