A grizzly bear’s size and strength make it a dominant force in the wild, but a coordinated wolf pack presents a serious ...

In Yellowstone National Park, when a bison dies it’s not long before wolves or grizzly bears move in on the carcass. If one or two wolves are on the carcass, a lone grizzly bear can usually clear them ...

Congress is considering three separate bills that would delist grizzly bears and gray wolves from the Endangered Species Act. Two are stand-alone pieces of legislation to delist the predators and ...

This video explores the tense and unpredictable relationship between timber wolves and grizzly bears. It reveals how wolves use teamwork, intelligence and speed to challenge a predator far larger than ...