Large carnivores are both clashing and coexisting in the western United States. Although wolves dominate cougars and steal ...

A new study documents the complex interactions between cougars and gray wolves in Yellowstone National Park and finds their ...

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

Add Yahoo as a preferred source to see more of our stories on Google. A wolf carries a very young pup by its hindquarters in this image caught by a game camera. A new study shows that contrary to long ...