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 ...

As fearsome apex predators at the top of the food chain, wolves linger in the cultural imagination as a symbol of true, dangerous wilderness. But aside from playing on our imagination, scientists have ...

The commonly held claim that wolves reintroduced into Yellowstone National Park in the mid-1990s spearheaded a "trophic cascade" of ecological restoration, as some studies indicated, is unfounded, ...

Researchers with Colorado State University spent two decades studying the ecosystems in Yellowstone National Park, with the goal of learning whether or not the reintroduction of wolves had any rapid ...

On four separate occasions, Wolf 907F seized power as the alpha female leader of the Junction Butte Pack in Yellowstone National Park. (National Park Service file photo courtesy of Jeremy ...

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 ...

New research has demonstrated the powerful impacts the reintroduction of predators can have on an ecosystem. The presence of wolves in Yellowstone National Park has driven a cascading effect that has ...

Since 2015, the University of Minnesota conservation biologist has used GPS collars to track 30 wolves inside Voyageurs National Park. Those collars led Gable and his team to kill sites. And there, ...

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 ...

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 ...