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 ...

A new study analyzes findings from more than 170 papers to clarify what we know so far about the ecological impacts of large carnivore recovery in North America and what mysteries still remain.

Yellowstone National Park could be swarming with wolves again, all thanks to artificial intelligence. It seems that 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 ...

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 ...

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 ...

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 ...

The number of livestock killed by wolves in Idaho is on the decline, Idaho Department of Fish and Game Director Jim ...

In Yellowstone National Park — where gray wolves were reintroduced starting in 1995 — researchers have gone back and forth on whether the restoration of wolves has impacted the ecosystem. The idea is ...

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 ...