It’s now estimated that at least 70 wolves are roaming the Golden State, a marked increase from last year. The first wolf to be spotted in California since the apex predators were extirpated in the ...

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 ...

A gray wolf at the Wildlife Science Center in Forest Lake, Minn. Colorado is going to be reintroducing gray wolves. (Dawn Villella/Associated Press) Ecosystems in the Northwest were heavily shaped by ...

A new study by a University of Wisconsin-Madison team of researchers looking at wolves on an island in Lake Superior is helping shed light on the role that certain species play in helping shape an ...

A new study reveals the profound ecological effects of wolves and other large carnivores in Yellowstone National Park, showcasing the cascading effects predators can have on ecosystems. In Yellowstone ...

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 ...

The historic removal of gray wolves from the U.S. West facilitated the rise of mid-ranking predators across the region, wreaking havoc on historical ecosystem dynamics, a new study has found. Yet just ...

The EU is trying to downgrade the protection status of wolves in Europe. Scientists say there are many ways to co-exist with these creatures that are vital for a healthy ecosystem. This next story ...

Add Yahoo as a preferred source to see more of our stories on Google. California's wolf population has taken off in the last two years, and this month two new packs were confirmed. Above, a gray wolf ...

Ecosystems in the Northwest were heavily shaped by wolves before they were nearly wiped out of the region, a new study finds. By the 1930s, gray wolves were nearly gone in Oregon and the rest of the ...