The return of wolves and other predators to Yellowstone has reduced elk browsing, allowing aspen trees to grow back for the first time in decades.

I’m pretty sure this was a quaking aspen (Populus tremuloides) or as many of us New Englanders know them, a quaking poplar. When I think of a "cheery" tree, I think of quaking aspens.

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

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

The blue spruce makes up less than 1 percent of Utah's forest cover, while the quaking aspen makes up 10 percent and is found in all parts of the state, he said.

Quaking aspen, one of the few deciduous tree species in the northern Rocky Mountain ecosystem, is once again thriving, after suffering severe decline during the 20th century, according to the… ...

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… ...

In this episode of ID That Tree, Purdue Extension forester Lenny Farlee introduces the Quaking Aspen. This species is found in the North Woods of Northern Wisconsin, Northern Indiana, and the Upper ...

THE TREMBLING or quaking aspen (Populus tremuloides) has the widest geographical distribution of any tree in North America. This tree is found throughout Canada, Alaska and most of the United ...

Turns out, quaking aspen (Populus tremuloides) is actually the most widely distributed tree species in North America. It’s native to all but a few of the 49 continental states, the exceptions ...

Aspen trees generally have shallow roots, growing above where sprinkler lines usually are buried and the wood of the tree is somewhat soft, that is, it's just not that strong of a tree. I'm sure ...

Gray wolves were reintroduced in Yellowstone National Park in 1995 to help control the numbers of elk that were eating young trees, and it is finally paying off for quaking aspen.