In Yellowstone, cougars coexist with wolves by changing what they eat and where they hunt, minimizing conflict driven largely by prey theft.

Over the last three decades, Yellowstone National Park has undergone an ecological cascade. As elk numbers fell, aspen and willow trees thrived. This, in turn, allowed beaver numbers to increase, ...

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 ...

The story of wolves in Yellowstone National Park is one of the most successful—and scrutinized—wildlife restoration projects ...

A new study shows that interactions between wolves and cougars in Yellowstone National Park are driven by wolves stealing ...

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 ...

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 ...