Large carnivores are both clashing and coexisting in the western United States. Although wolves dominate cougars and steal their prey, cougars' shift from elk- to deer-heavy diets, paired with a ...

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

Wolves were once common along the West Coast, from the Olympic Peninsula of Washington state through Oregon to the far reaches of Southern California. As keystone predators, wolves are vital for ...

In Yellowstone, cougars coexist with wolves by changing what they eat and where they hunt, minimizing conflict driven largely by prey theft.

Add Yahoo as a preferred source to see more of our stories on Google. gray wolf walking in the snow Conservationists who are pushing for additional protections for wolves say a recent Montana court ...