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 ...

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

In April, 1996, newly-graduated biologist Patricia Wyman was mauled to death at her “dream job,” tending captive wolves at ...

Our writer spent 30 hours traveling with arctic wolves and gained a new appreciation for these predators of the tundra.