Wolves are helping Yellowstone’s aspen trees grow tall again after decades of overgrazing.

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

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

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

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

Three decades after wolves were reintroduced in Yellowstone National Park, aspen stands are recovering, a new analysis suggests.

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

Three decades after wolves were reintroduced in Yellowstone National Park, aspen stands are recovering, a new analysis ...

Three decades after wolves were reintroduced in Yellowstone National Park, aspen stands are recovering, a new analysis ...

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

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 University ...