A video taken in Yellowstone National Park shows a lone female wolf competing with two grizzly bears for the rights to a ...

Recent findings indicate that dire wolves and gray wolves are distantly related, having diverged about 5.7 million years ago ...

Colorado Parks and Wildlife biologists confirmed that the death of a female gray wolf occurred in Rocky Mountain National ...

As dusk began to fall on Yellowstone National Park, the male grizzly bear wandered down a hill in hopes of getting a free ...

The recovery of the gray wolf is one of America’s greatest conservation success stories, but that success is far from ...

A collared gray wolf released in Colorado in January as part of the state's historic reintroduction effort died in Rocky ...

Dire wolves — or really, wolves with traits like the extinct species — are back. But New York has plenty of its own ...