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

A single frame of a trail camera video of a wolf stalking fish in Voyageurs National Park. Newly published research has found that wolves in and around the park target spawning suckers in streams each ...

The wolves hear a splash — the slap of a fish tail on water. They perk their ears and run to the low creek or shallow river pool of the northern woods and pounce at the water like a dog searching for ...

A limited menu of prey may weave a tangled food web by emboldening wolf spiders of multiple species to dine on each other and even cannibalize their own, says a new study. A limited menu of prey may ...