Previous research on the effect of wolves on the food web has been criticized, raising questions about the predator’s role in ...

Scientists debunk decades-long study claiming wolves' reintroduction triggered a dramatic transformation in Yellowstone.

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 ...

Aspen trees are getting a boost from wolves at Yellowstone National Park, new research suggests. For the first time in 80 years, baby aspens are growing tall and healthy in the northern part of the ...

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 ...

Oregon State University researchers have documented the first new generation of overstory aspen trees in Yellowstone’s northern range in 80 years, three decades after wolves were reintroduced to the ...

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 ...

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 ...

Thirty years ago, park rangers reintroduced grey wolves into Yellowstone National Park. They wanted to restore the ecosystem and get the elk population, which had decimated the plant community, in ...