YELLOWSTONE NATIONAL PARK, Wyo. - Hiking along the small, purling Blacktail Deer Creek, Douglas W. Smith, a wolf biologist, makes his way through a lush curtain of willows. Nearly absent for decades, ...

When wolves were reintroduced to Yellowstone National Park in the United States after being absent nearly 70 years, the most remarkable "trophic cascade" occurred. What is a trophic cascade and how ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Wolves were reintroduced to Yellowstone in 1995, over 60 years after their eradication from 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 species ...

Thirty years ago, park rangers reintroduced grey wolves into Yellowstone National Park. They wanted to restore the ecosystem and get the elk... What is the legacy of Yellowstone wolves 30 years after ...

Yellowstone National Park is celebrating an ecological milestone along with a key anniversary this summer, Oregon State University researchers report. A paper published in Forest Ecology and ...

The researchers found a 152-fold increase in sapling and young-tree density. Three decades after wolves were reintroduced in Yellowstone National Park, aspen stands are recovering, a new analysis ...

Thirty years ago, park rangers reintroduced grey wolves into Yellowstone National Park. They wanted to restore the ecosystem and get the elk population, which had decimated the plant community, in ...