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

It only makes sense that this incredible video below took place in Yellowstone National Park. There’s an estimated 5,400 bison that call the beautiful national park home, and around 120 wolves also ...

Gray wolves and cougars are not only iconic to the Yellowstone National Park landscape, but they also play important roles in ...

Add Yahoo as a preferred source to see more of our stories on Google. A photographer has captured a strikingly graphic image that reveals the raw dynamics at play during winter in Yellowstone National ...

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

Learn more about why the story of how wolves saved Yellowstone National Park’s aspens is more complicated — and more ...

A tourist guide at Yellowstone filmed a wolf chasing after an elk for about 3.5 to 4 miles.

Scientists Warn Yellowstone Wolves Could Be Approaching a Crisis ...

Photographer Tom Murphy has documented the park's wildlife for decades. Now, one of his photos will be on a Forever Stamp.

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.