The reintroduction of large carnivores has initiated a recovery process that had been shut down for decades,” says Painter in ...

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 ...

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

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

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

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 ...

Following the reintroduction of wolves to Yellowstone National Park in 1995-97, the regrowth of aspen trees became a worldwide story, highlighting the importance of large predators.

The loss of native aspen groves in Yellowstone and other areas of the Rocky Mountains is reaching crisis proportions, experts say, having declined as much as 50-90 percent in certain areas.

In northern Yellowstone National Park, saplings of quaking aspen, an ecologically important tree in the American West, are being broken by a historically large bison herd, affecting the comeback ...