Thirty years ago, park rangers reintroduced grey wolves into Yellowstone National Park. They wanted to restore the ecosystem ...

Claims that wolves have rescued Yellowstone National Park's aspen trees through a "trophic cascade" oversimplify a complex ...

A review study shows that Yellowstone National Park's reintroduction of wolves was more complicated and predator conservation ...

Wildlife cameras positioned throughout Yellowstone National Park have captured something researchers didn't expect to see.

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.

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In Yellowstone National Park, when a bison dies it’s not long before wolves or grizzly bears move in on the carcass. If one or two wolves are on the carcass, a lone grizzly bear can usually clear them ...

On four separate occasions, Wolf 907F seized power as the alpha female leader of the Junction Butte Pack in Yellowstone National Park. (National Park Service file photo courtesy of Jeremy ...

All reigns, no matter how historic, ultimately come to an end. And according to officials, Yellowstone National Park’s “Queen of the Wolves” finally passed away at 11-years-old after succumbing to ...

Seventeen Yellowstone National Park wolves were killed in 2024, and among them was the fabled one-eyed female, 907F – the fifth -oldest wolf recorded in the park at 11.7 years old. She was killed by ...

Wolves can attain speeds of 30-plus mph in bursts. But in an open chase they cannot come close to catching the planet’s second fastest land animal – the North American pronghorn. These elegant ...