A tourist guide at Yellowstone filmed a wolf chasing after an elk for about 3.5 to 4 miles.

Allan Hathaway, a wildlife photographer, captured the video of the Wapiti wolf pack chasing after the lone bison in Yellowstone National Park.

Wolf 1331 would ultimately be found dead in a trap set by a prolific wolf hunter who manages a large ranch about 10 miles north of Yellowstone. The man who trapped 1331 would receive a warning for ...

A tour guide and his client this week witnessed an extraordinary scene involving wolves chasing two elk for 3-plus miles in Yellowstone National Park. The accompanying footage, captured by guide ...

In movies and literature, a wolf’s haunting howl can signify danger or untamed nature. In real life, researchers in Yellowstone National Park are analyzing those howls with cutting-edge AI technology ...

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Scientists work to decode wolf howls in Yellowstone with AI technology In movies and literature, a wolf’s haunting howl can signify danger or untamed nature. In real life, researchers in Yellowstone ...

In Yellowstone’s wild chess match between wolves and cougars, it turns out the real power play is theft. After tracking nearly a decade of GPS data and thousands of kill sites, researchers found that ...

A prominent wolf that lived among Yellowstone's most famous wolf pack is believed to have been illegally shot and killed just outside the park last month, according to wildlife experts. NOTE: The ...