Oregon State University researchers have documented the first new generation of overstory aspen trees in Yellowstone's northern range in 80 years, three decades after wolves were reintroduced to ...

During long winters, elk heavily browsed young aspen shoots, preventing them from growing tall enough to become mature trees. As older trees died off and no new ones took their place, aspen stands ...

Reintroduced Wolves Are Helping Baby Aspen Trees Flourish in Northern Yellowstone for the First Time in 80 Years, Study Suggests The apex predators, restored to the park in 1995, appear to be ...

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 ...

A new study reveals that Yellowstone's quaking aspens are growing back thanks to the return of wolves in 1995.

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 ...

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 spec… ...

Aspen trees are getting a boost from wolves at Yellowstone National Park, new research suggests. For the first time in 80 years, baby aspens are growing tall and healthy in the northern part of ...

After decades of decline, the aspen forests of northern Yellowstone are finally making a comeback, and believe it or not, it’s all thanks to the return of certain carnivores. A new long-term study has ...