Add Yahoo as a preferred source to see more of our stories on Google. On four separate occasions, Wolf 907F seized power as the alpha female leader of the Junction Butte Pack in Yellowstone National ...

"Once in a lifetime moment." Driver captures stunning video of wild predator trotting across roadway: 'I felt so lucky' first ...

Large carnivores are both clashing and coexisting in the western United States. Although wolves dominate cougars and steal their prey, cougars' shift from elk- to deer-heavy diets, paired with a ...

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 ...

The story of wolves in Yellowstone National Park is one of the most successful—and scrutinized—wildlife restoration projects ...

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 ...

Thirty years ago, park rangers reintroduced grey wolves into Yellowstone National Park. They wanted to restore the ecosystem and get the elk... How the wolf changed Yellowstone 30 years after ...

The three wolves Utah killed were not symbols or statistics,” writes Eric Clewis with Defenders of Wildlife in an op-ed.

Kenmore East High School and University at Buffalo science and environmental education teacher Joe Allen leads summer trips to Yellowstone Park to observe the wolves there. In the past he has taken ...

A hunter illegally killed a 'rising star' wolf and threw away its GPS collar.

Finding a giant graveyard might be depressing, but the carcasses strangely benefit the ecosystem, providing food to grizzlies ...

YELLOWSTONE NATIONAL PARK, WYO. (Idaho Capital Sun) – Sitting in an old-growth spruce fir forest, Doug Smith says he can see first-hand the impact of reintroducing wolves on the larger ecosystem of ...