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

A study investigated thousands of kill sites that provided valuable information about the hunting and feeding behaviors of ...

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

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 ...

Scientific research has long assumed gray wolves are non-migratory during springtime, staying anchored to tend to litters of nearly helpless pups. For the first weeks of life, after all, pups are ...

An uncollared wolf has killed enough livestock in Rio Blanco County to meet Colorado Parks and Wildlife’s definition of chronic depredation, according to the agency. However, while the circumstances ...

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

Orr, Minn. — The first clue was the flock of ravens. Tom Gable spotted the birds while driving to work. He pulled over and saw what they were circling: a rib cage poking out of the fresh dusting of ...