Grizzlies on the loose! In this clip, watch grizzly bears running all over the place in Alaska's Grand Teton National Park!

As people gathered on a road in Yellowstone to watch a pack of wolves devour a bison, the buffalo’s herd charged into them ...

Yellowstone is home to nearly 5,000 bison, which must contend with wolves in the winter, and wolves and grizzly bears during ...

Grizzly bear Tim enjoys his tree enrichment at Brookfield Zoo Chicago. More than 900 Balsam fir trees used during Brookfield Zoo Chicago’s Holiday Magic event are repurposed every year as mulch, ...

When temperatures dip below zero in Yellowstone National Park, tourists are scare but the park’s 4,500 bison carry on out of ...

On the edge of a wintry cottonwood stand near the banks of Two Medicine River, Rusty Tatsey, a Blackfeet elder, makes the ...

The Fort Peck Tribe sent 11 bison to the Mosquito First Nation in Saskatchewan. It’s the first time bison have crossed the ...

Remote-controlled drones could help reduce human-bear conflicts by scaring away grizzly bears without resorting to shooting.

Strap on your helmet and knee pads. This first-person footage of a man biking away from a grizzly has you feeling like you’re there.

A family of 11 Yellowstone bison from the Fort Peck Assiniboine and Sioux Tribes in Montana have been reintroduced to their ...

Their bite force is strong enough to crush bones, and they can take down prey as large as adult bison. While they are primarily omnivores and consume a variety of foods, grizzly bears often seek ...