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 ...

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 ...

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 ...

Now, the researchers at Yellowstone National Park want to learn wolf language beyond what has been fed to us through ...

This is the first story in a two-part series recapping Colorado’s second year of wolf reintroduction.  Colorado’s wolf ...