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

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

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, ...

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 ...

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

In the heart of Wyoming lies Yellowstone National Park, a sprawling ecosystem that has captivated millions of visitors for centuries. However, its delicate balance faced a near collapse before a ...

Thirty years ago, park rangers reintroduced grey wolves into Yellowstone National Park. They wanted to restore the ecosystem and get the elk... How the wolf changed Yellowstone 30 years after ...

Lang has a close-up view of one of the most dramatic and contentious wildlife experiments in a century—the reintroduction of wolves to the northern Rocky Mountains, where they were wiped out long ago.

In Yellowstone National Park, birds primarily search for food in areas where wolves frequently hunt prey When a wolf pack runs down its prey, the first on the scene is often the raven. Even before the ...

In Yellowstone’s wild chess match between wolves and cougars, it turns out the real power play is theft. After tracking ...

For decades, reintroducing grizzlies to California seemed completely unrealistic. Now, the California Legislature is ...