Wolves in Yellowstone National Park have experienced a 27% decline in population in 2025.

Ravens follow wolves in order to dine on prey the big canines kill, a 2002 study in Yellowstone National Park claimed.

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 ...

Learn more about why the story of how wolves saved Yellowstone National Park’s aspens is more complicated — and more ...

The official count came to 84 wolves in eight packs. That’s down from 108 wolves in nine packs at the end of 2024.

A Yellowstone wolf (Courtesy NPS/Jacob W. Frank) Editor’s note: WyoFile partnered with Mountain Journal to produce this story. If not for a series of tones broadcasting her location, no one would’ve ...

In Yellowstone’s wild chess match between wolves and cougars, it turns out the real power play is theft. After tracking ...

Wildlife cameras positioned throughout Yellowstone National Park have captured something researchers didn't expect to see. Adult wolves have been hauling their helpless pups across vast distances ...

This winter saw the most wolves from Yellowstone National Park killed in about a century. That's because states neighboring the park changed hunting rules in an effort to reduce the animals' numbers.

Ecosystems change when keystone species restore balance. Philanthropy can learn from nature by funding the actors, ...

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New research shows ravens do not follow wolves to find food. Instead, they remember hunting areas and return later.