The footage was posted to Instagram by a wildlife photographer, showing the trio moving through the park in close formation.

Wyoming officials say they recognize the Mollie’s Pack’s historic significance and have taken steps to address the situation, ...

Biology teachers around the world commonly introduce their students to the concept of 'trophic cascades' with an example from Yellowstone National Park in the United States.

By Lyle Lewis Yellowstone National Park is often told as a story of recovery. Wolves returned and then elk changed their ...

In 1995, Yellowstone National Park became the centre of a conservation experiment that would later be celebrated across the ...

This kind of behavior is not encouraged. A man was caught on video approaching and spraying at a Yellowstone wolf pack. Bystanders shouted warnings. Park officials advise staying at least 100 yards ...

Editor’s note: This story first appeared in Mountain Journal. YELLOWSTONE NATIONAL PARK — Around Crystal Creek, where the road bridges the Lamar River at the fringe of Yellowstone National Park’s ...

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 ...

8-Mile pack pups from two breeding females’ litters excitedly greet adults returning to the den. Pup survival to independence increases significantly with increasing numbers of adult pack members, who ...

The award-winning documentary “Lost Wolves of Yellowstone,” in IMAX, is now showing on San Diego’s largest IMAX screen, in the giant dome of the Fleet Science ...

Embark upon a thrilling wintertime expedition to Yellowstone National Park for a unique opportunity to witness packs of wolves in their pristine natural habitat. Aboard specially equipped vehicles ...