The grizzly bear (Ursus arctos horribilis) is also known as the North American brown bear ... and they will face off with a pack of wolves to steal their kill. However, U.S. wolves will rarely ...

Also known as the North American brown bear, the grizzly bear is a powerful predator that can weigh up to 800 pounds. (Photo: Paul Hamilton/Can Geo Photo Club) The ends of the hairs on grizzly bears’ ...

Bears are emerging from hibernation in western Wyoming, leaving their pawprints in the melting snow in both Yellowstone and Grand Teton National parks. A Grand Teton National Park employee observed a ...

The program would have involved transporting grizzly bears into the North Cascades from other areas with more robust grizzly populations. Scientists agree that grizzly bear recovery in ... With ...