A new study shows how wolves steal kills from cougars in Yellowstone, driving an uneven feeding rivalry and changing cougar ...

A new study shows that interactions between wolves and cougars in Yellowstone National Park are driven by wolves stealing ...

A dog refused to become prey to a wolf pack in Abruzzo, Italy. Video shows three wolves chasing down a dog and biting it twice. The dog escapes during the chase by jumping through a hole in a fence.

These rare kills in Washington State have biologists searching for answers. “Everyone always assumes wolves have the upper ...