Allan Hathaway, a wildlife photographer, captured the video of the Wapiti wolf pack chasing after the lone bison in Yellowstone National Park.

It’s an animal-eat-animal world out there, especially in Yellowstone National Park. There are almost 70 different mammal species in Yellowstone, and most of those can be separated into two categories: ...

Bald eagles might be regarded as the most fearsome predators of the sky, but like any other wild creature, they do whatever it takes to survive ...

Add Yahoo as a preferred source to see more of our stories on Google. 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 ...

A photographer has captured a strikingly graphic image that reveals the raw dynamics at play during winter in Yellowstone National Park. From Big Sky Wildlife, aka Scott Brovsky, via Instagram on Jan.

Footage shows part of a wolf-versus-elk pursuit that also has bison taking cover.

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 ...