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

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

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

As cougar and wolf populations recover, clashes between these top predators are inevitable with cougars finding ways to ...