Aspen forest is reclaiming the skyline of Yellowstone National Park after decades of controversy over efforts to return ...

The apex predators, restored to the park in 1995, appear to be keeping the local population of plant-eating elk in check, ...

For the first time since the 1940s, new aspens have joined the forest canopy in Yellowstone National Park. Researchers say that wouldn’t have happened without wolves.

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

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

After a drought of new aspen growth in Yellowstone's northern range, wolves appear to have flipped the script for these ...

For the first time in 80 years, aspen trees are thriving in Yellowstone National Park in the US, due mostly to the ...

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

These territorial canines, who live and hunt in packs, were reintroduced to the national park 30 years ago. It’s good news for the park’s quaking aspen.

Josh Wamboldt — (“Setting the record straight on Copper Creek wolf pack,” July 28, Aspen Daily News) was far from “getting the record ...

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