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

Though it's winter in Yellowstone National Park, the fight for survival is still running as hot as ever. There’s likely not an animal that’s better at the long game than the wolf, especially when 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 ...

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, ...

Predators might be ill-reputed for their fearmongering gestures, but from a scientist’s point of view, they are catalysts of transformation. They are the architects of ecosystems. By eliminating what ...