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 ...

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Over the last three decades, Yellowstone National Park has undergone an ecological cascade. As elk numbers fell, aspen and willow trees thrived. This, in turn, allowed beaver numbers to increase, ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Wolves and cougars have ...

Beckie Elgin's story on Yellowstone wolves in Sunday's travel section was interesting but she glossed over the ongoing slaughter of wolves around Yellowstone in Wyoming, Montana, and Idaho. Anyone who ...

When gray wolves returned to Yellowstone National Park, the public heard a simple story: predators came back, balance returned, and the whole ecosystem changed. That narrative held that elk numbers ...

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 ...

Learn about the important role of play amongst wolves and why one wolf decided to steal a park sign.

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 ...

A Yellowstone wolf showed its more playful side Monday, somehow removing and carrying off a sign put up warning tourists ...

Add Yahoo as a preferred source to see more of our stories on Google. The wolves feeding on a carcass in Grand Teton National Park, Wyoming © Wirestock Creators ...