Whenever a wolf makes a successful kill, it seems like a flock of ravens is mere moments away. Biologists assumed the ...

A new study shows that interactions between wolves and cougars in Yellowstone National Park are driven by wolves stealing prey killed by cougars and that shifts in cougar diets to smaller prey help ...

New research shows ravens use memory to locate areas where wolves are likely to make kills. Instead of trailing wolf packs, ...

Ravens follow wolves in order to dine on prey the big canines kill, a 2002 study in Yellowstone National Park claimed. But science isn’t static. As new methods evolve to test theories, old findings ...

In a new study, a UC Berkeley-led team of biologists observed gray wolves near Yellowstone National Park traveling 20 kilometers or more over rugged, mountainous terrain, with very young pups in tow.

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 ...

Three decades after wolves were reintroduced in Yellowstone National Park, aspen stands are recovering, a new analysis suggests. Published in Forest Ecology and Management, the study looks at what ...

The wolves feeding on a carcass in Grand Teton National Park, Wyoming © Wirestock Creators/Shutterstock.com Wolves and ravens have long been closely associated with ...

Editor’s note: This story first appeared in Mountain Journal. YELLOWSTONE NATIONAL PARK — Around Crystal Creek, where the road bridges the Lamar River at the fringe of Yellowstone National Park’s ...

Unusual predator standoff: Video shows grizzlies and wolves confronting each other over a bison carcass in Yellowstone’s LeHardys Rapids, with aggressive displays but no injuries. Why it’s rare: ...