Stunning viral footage shows a grizzly bear fighting a wolf over the remains of a dead animal in a river, proving size matters in the wild kingdom.

Wolf and grizzly bear sightings are fairly common in Yellowstone. But scenes such as these, illustrating the life-or-death ...

Sharing is not caring at Yellowstone National Park... in fact, it doesn't appear like it's even an option. Most people would ...

A new clip out of Yellowstone offers a rare look at the brutal reality of kleptoparasitism in the backcountry. Watch a pack ...

The roars of a grizzly echoed from a riverbank in Yellowstone National Park on Sunday, as it postured with a wolf over a ...

Yellowstone National Park is nature's Thunderdome from the Mad Max series. It's a full-on fight to the death among America's ...

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 ...

A perfect example of nature’s force! Hot damn! If you read my blog here at the Daily Caller, then you’re very well aware how ...

In the wild, survival is defined by constant conflict where predators must fight not only for food, but for territory, ...