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, ...

A keystone in an arch's crown secures the other stones in place. Keystone species play the same role in many ecological communities by maintaining the structure and integrity of the community. The ...

Keystone species play an outsized role in the ecosystem, affecting the natural balance in ways that cannot easily be replaced.

Now, the researchers at Yellowstone National Park want to learn wolf language beyond what has been fed to us through fictional imitations. Journalist Matt Standal of PBS Montana arrived at the coveted ...

On four separate occasions, Wolf 907F seized power as the alpha female leader of the Junction Butte Pack in Yellowstone National Park. (National Park Service file photo courtesy of Jeremy ...

After a drought of new aspen growth in Yellowstone's northern range, wolves appear to have flipped the script for these iconic trees, ushering in the first new generation of aspen to reach the forest ...

This story is free to read because readers choose to support LAist. If you find value in independent local reporting, make a donation to power our newsroom today. This winter saw the most wolves from ...

The restoration of gray wolves in Yellowstone National Park has helped revive an aspen tree population unique to the region, a new study has found. Quaking aspen, one of the few deciduous tree species ...

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 ...

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 ...

Previous research on the effect of wolves on the food web has been criticized, raising questions about the predator’s role in the Yellowstone ecosystem. When you purchase through links on our site, we ...

Editor’s note: This is the third installment of Howl, a five-part written series and podcast season produced in partnership between the Idaho Capital Sun, States Newsroom and Boise State Public Radio.