Scientists Warn Yellowstone Wolves Could Be Approaching a Crisis ...

Wolves in Yellowstone National Park have experienced a 27% decline in population in 2025.

Gray wolves and cougars are not only iconic to the Yellowstone National Park landscape, but they also play important roles in ...

Narrated by the British writer and environmental campaigner George Monbiot, and largely drawn from his book Feral, it ...

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 Yellowstone bubble Wolf 1331F’s fate was unusual only in that she made it so far north. When wolves leave the park, they die — often, quickly. Yellowstone’s roughly 100 wolves are among the most ...

Learn more about why the story of how wolves saved Yellowstone National Park’s aspens is more complicated — and more ...

In Yellowstone’s wild chess match between wolves and cougars, it turns out the real power play is theft. After tracking nearly a decade of GPS data and thousands of kill sites, researchers found that ...

The official count came to 84 wolves in eight packs. That’s down from 108 wolves in nine packs at the end of 2024.

Ecosystems change when keystone species restore balance. Philanthropy can learn from nature by funding the actors, ...