Researchers suspect that ravens might have greater agendas behind their relationship with wolves.

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

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 ...

This winter saw the most wolves from Yellowstone National Park killed in about a century. That's because states neighboring the park changed hunting rules in an effort to reduce the animals' numbers.

These Yellowstone interior wolves, considered bison-killing specialists, often use groomed park roads to get around in winter, at times walking right by snowmobilers buzzing down the road on their way ...

YELLOWSTONE NATIONAL PARK, Wyo. — It is a sunny winter afternoon, and Simond Raymond has a problem. His flight home to Yverdon-les-Bains in Switzerland leaves this evening from Bozeman, Mont. But at ...

A guide in Yellowstone National Park on Monday shared stunning footage showing a black wolf partially obscured by mist as other wolves remained mostly hidden in the background. “This was the most ...

Embark upon a thrilling wintertime expedition to Yellowstone National Park for a unique opportunity to witness packs of wolves in their pristine natural habitat. Aboard specially equipped vehicles ...

Add Yahoo as a preferred source to see more of our stories on Google. A tour guide and his client this week witnessed an extraordinary scene involving wolves chasing two elk for 3-plus miles in ...