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

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

Add Yahoo as a preferred source to see more of our stories on Google. Wolves are swift and agile, but they typically remain close to the ground while chasing prey. But not always. The accompanying ...

A tour guide and his client this week witnessed an extraordinary scene involving wolves chasing two elk for 3-plus miles in Yellowstone National Park. The accompanying footage, captured by guide ...

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: ...

Wolves are swift and agile, but they typically remain close to the ground while chasing prey. But not always. The accompanying trail-cam footage, courtesy of the Voyageurs Wolf Project, shows a large ...