Previous research on the effect of wolves on the food web has been criticized, raising questions about the predator’s role in the Yellowstone ecosystem. When you purchase through links on our site, we ...

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 ...

This story was originally published by Mountain Journal. Around Crystal Creek, where the road bridges the Lamar River at the fringe of Yellowstone National Park’s Lamar Valley, a grove of aspens has ...

In a new study, a UC Berkeley-led team of biologists observed gray wolves near Yellowstone National Park traveling 20 kilometers or more over rugged, mountainous terrain, with very young pups in tow.