New research has demonstrated the powerful impacts the reintroduction of predators can have on an ecosystem. The presence of ...

In Yellowstone National Park, wolves and other large carnivores are slowly but steadily bringing back balance to the ecosystem, particularly in herbivores and plants.

Yellowstone is home to nearly 5,000 bison, which must contend with wolves in the winter, and wolves and grizzly bears during ...

A pack of wolves took down a bison in Yellowstone National Park and attracted a crowd of people — that the rest of the bison herd then charged into.

A guide in Yellowstone National Park on Monday shared stunning footage showing a black wolf partially obscured by mist as ...

An iconic apex predator appeared through thick fog like an apparition and cautiously watched a photographer in Yellowstone ...

A new study reveals the profound ecological effects of wolves and other large carnivores in Yellowstone National Park, ...

A conservation charity was originally planning on studying beavers when they discovered the footage of the rare animals ...

A new study has unveiled the far-reaching ecological impact of wolves and other large carnivores in Yellowstone National Park ...

Park City Institute will present "National Geographic Live! Wild Wolves of Yellowstone" on Friday with Explorer Doug Smith.

In one clip, a black wolf and a gray wolf slowly crossed a stream in the forest, the water nearly up to their bellies, before ...

The video footage, released on SAVE Wildlife Conservation Fund Poland's Facebook page on February 4, compiles two clips from the wildlife camera. The first shows a black wolf slowly padding through ...