A new peer-reviewed study reports that claims of a “world-leading” trophic cascade in Yellowstone National Park are not supported, citing problems with the methods used in earlier research. A newly pu ...

Another wolf from Yellowstone National Park's famous Junction Butte Pack killed in Montana is being investigated as a ...

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

Investigation began after the wolf's research collar was found in a tree.

A critique from a team led by Utah State University ecologist Dan MacNulty and published in Forest Ecology and Management has prompted a formal correction to a high-profile study on aspen recovery ...

Footage reveals vast size difference between Yellowstone's wolves and coyotes.

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, ...

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 ...

These rare kills in Washington State have biologists searching for answers. “Everyone always assumes wolves have the upper ...

There's a new film playing at the IMAX theatre at Clark Planetarium -- and it's all about "finding your wild".

Caught in Canada and flown to Yellowstone, 41 wolves were released in the area between 1995 and 1997, restoring the only missing member of the park's native mammals. Since then, wolves have begun ...