As dusk began to fall on Yellowstone National Park, the male grizzly bear wandered down a hill in hopes of getting a free ...

A new feature screening in Missoula this Saturday includes 16mm footage of the apex predators' reintroduction in 1995. You ...

A collared gray wolf released in Colorado in January as part of the state's historic reintroduction effort died in Rocky ...

In this incredible video, captured at Yellowstone National Park, a black-colored gray wolf crosses the road. We can all hope the theoretical chicken crossed it sooner. When the video is captured ...

Colorado Parks and Wildlife biologists confirmed that the death of a female gray wolf occurred in Rocky Mountain National ...

Over the last month, two of Colorado’s latest gray wolf transplants were killed after crossing the border into Wyoming.

YELLOWSTONE ... s Banff National Park. It was 1995, and the young biologist, fresh out of undergrad, was trailing one of the park’s most elusive wildlife species — the gray wolf.

The dramatic moment, recorded by photographer Julie Argyle, illustrates the problems apex predators endure, even when they combine forces.

Wolves rarely die of old age in the wild, and in Yellowstone National Park, they're often killed in territorial clashes with other wolves. An example of a Yellowstone wolf pack surrounding a bison ...

A collared gray wolf released in Colorado in January as part of the state’s historic reintroduction effort died in Rocky Mountain National Park this week, wildlife officials said Thursday.