Scientists documented the first new generation of aspen trees in Yellowstone this summer, 30 years after wolves were ...

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 ...

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 ...

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 ...

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… ...

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 ...