Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images Over ...

In Yellowstone National Park — where gray wolves were reintroduced starting in 1995 — researchers have gone back and forth on whether the restoration of wolves has impacted the ecosystem. The idea is ...

An ecological milestone has been unveiled at Yellowstone National Park following the finding of a new generation of overstory aspen trees for the first time in 80 years. This hopeful rebalance of the ...

Camera Records Rare Wolves in Remote Forest as Researchers Confirm Elusive Population ...

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 ...

A new scientific review challenges the headline-grabbing claim that Yellowstone’s returning wolves triggered one of the strongest trophic cascades on Earth. Researchers found that the reported 1,500% ...

New research published in Nature Scientific Reports reveals how gray wolves in Isle Royale National Park seasonally alter their habitat preferences to align with beavers’ habitat preferences, a shift ...

To the editor: Wolves are hardly an old nemesis (“Beautiful, deadly: Wolves stalk rural California,” April 21). They are the animals that keep other wild animals in check and in balance. They help to ...

Over the last three decades, Yellowstone National Park has undergone an ecological cascade. As elk numbers fell, aspen and willow trees thrived. This, in turn, allowed beaver numbers to increase, ...