Last week we featured footage showing bison stampeding toward a snow coach in Yellowstone National Park, as tourists watched ...

A new study reveals the profound ecological effects of wolves and other large carnivores in Yellowstone National Park, ...

Colorado voters narrowly decided to reintroduce gray wolves to the western part of the state, sparking tensions with ranchers ...

A new study has unveiled the far-reaching ecological impact of wolves and other large carnivores in Yellowstone National Park ...

As people gathered on a road in Yellowstone to watch a pack of wolves devour a bison, the buffalo’s herd charged into them ...

Laws and regulations adopted by Montana and Idaho lawmakers to reduce wolf populations were "at odds with modern professional ...

Wyoming’s stray cats could end up benefiting from a push to protect wolves from torture. Like wolves, they’re considered ...

Last March federal magistrate judge Candy Dale made a ruling outlawing trapping and snaring of wolves outside the grizzly ...

When temperatures dip below zero in Yellowstone National Park, tourists are scare but the park’s 4,500 bison carry on out of ...

Without a natural predator, they overgrazed the land, he said, and pointed to the success of wolves in Yellowstone in restoring biodiversity. "We want wolves here because we know the ecological ...