Gray wolves were reintroduced in Yellowstone National Park in 1995 to help control the numbers of elk that were eating young ...

For the first time in 80 years, a new generation of fully-fledged aspen trees has grown in Yellowstone’s northern range.

YELLOWSTONE NATIONAL PARK, WYO. – Sitting in an old-growth spruce fir forest, Doug Smith says he can see first-hand the impact of reintroducing wolves on the larger ecosystem of Yellowstone ...

While casual visitors might not know it, Kawuneeche Valley on the west side of Rocky Mountain National Park was once a ...

Europe recently downgraded the protected status of wolves, sparking concern among conservationists who warn this may undo ...

Colorado is now home to three new gray wolf packs in addition to the Copper Creek Pack. Here's what we know as of now.

Rock Harbor serves as the island’s primary hub, complete with a visitor center, the island’s only lodge, a small restaurant, and a marina where kayaks and canoes can be rented for exploring the ...

The restoration of gray wolves in Yellowstone National Park has helped revive an aspen tree population unique to the region, ...

Yellowstone National Park is celebrating an ecological milestone along with a key anniversary this summer, Oregon State ...

At least one of Colorado’s collared wolves moved deeper into the northwest corner of the state in July, a new map released Wednesday by state wildlife officials shows.

It has been seven months since wolves were first released in Pitkin County and neighboring counties. In January, wolves were released directly into Pitkin County, while some wolves that were ...