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

Johnnie LeFaiver took her son to the Lamar Valley in Yellowstone National Park this summer, because the experience of watching wolves there 20 years ago seared into her memory and she wanted Micah to ...

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

The man appeared to pepper-spray the lead wolf before disappearing with the animals into a small ravine. The pack eventually ...

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 ...

YELLOWSTONE NATIONAL PARK, Wyo. — It is a sunny winter afternoon, and Simond Raymond has a problem. His flight home to Yverdon-les-Bains in Switzerland leaves this evening from Bozeman, Mont. But at ...

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 ...

After four decades on the federal endangered species list, the gray wolves’ population has officially recovered, according to the U.S. Fish & Wildlife Service. This month, the agency proposed turning ...

28 July 2026 – 5 days for US$4,995* per person (*based on 2025 prices, subject to increase). Step into one of the most wildlife-rich landscapes in the continental US, the iconic Lamar valley of ...