A new analysis challenges one of the most publicized claims about Yellowstone's wolves. In a detailed comment published in ...

In Yellowstone National Park — where gray wolves were reintroduced starting in 1995 — researchers have gone back and forth on ...

Thirty years ago, park rangers reintroduced grey wolves into Yellowstone National Park. They wanted to restore the ecosystem and get the elk... What is the legacy of Yellowstone wolves 30 years after ...

The restoration of gray wolves in Yellowstone National Park has helped revive an aspen tree population unique to the region, a new study has found. Quaking aspen, one of the few deciduous tree species ...

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 ...

After they were captured in Canada, the wolves released in Yellowstone National Park initially stayed in acclimation pens, like this wolf pictured in the Crystal Creek pen on Jan. 26, 1996. (Photo ...

A 20-year study on the effects of reintroducing wolves into Yellowstone National Park found that removing the apex predators has caused far more damage than expected to the park's ecosystem. Colorado ...

For the first time in 24 years Yellowstone National Park’s wolf project staff found no evidence in 2018 of wolves killing each other. That’s unusual since such wolf-on-wolf deaths are the leading ...

2025 marks 30 years since the federal government reintroduced wolves to the western United States, one of the most successful and controversial wildlife programs in U.S. history. To mark the ...

PARADISE VALLEY, Mont. — Long after the fanfare that surrounded the return of the gray wolf to Yellowstone National Park, the most telling chapter may have been written this year by an unruly pack of ...