Researchers installed cameras in the US national park to monitor cougar density and abundance – and to see how these apex ...

This year’s elk season is a historic one in Colorado. It’s the first time in more than 80 years that big-game hunters have shared the landscape with an established population of gray wolves. This is ...

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

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

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