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This story was originally published by Mountain Journal. Around Crystal Creek, where the road bridges the Lamar River at the fringe of Yellowstone National Park’s Lamar Valley, a grove of aspens has ...

New tech is helping researchers better understand Yellowstone's apex predators.

A Yellowstone wolf showed its more playful side Monday, somehow removing and carrying off a sign put up warning tourists ...

Yellowstone wolf watchers were gathered in awe on the morning of Oct. 6, ogling a pack of at least five black wolves roaming through the sagebrush near Lamar Valley. But the crowd soon saw something ...

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 ...

A prominent wolf that lived among Yellowstone's most famous wolf pack is believed to have been illegally shot and killed just outside the park last month, according to wildlife experts. The wolf was ...

Editor’s note: This story first appeared in Mountain Journal. YELLOWSTONE NATIONAL PARK — Around Crystal Creek, where the road bridges the Lamar River at the fringe of Yellowstone National Park’s ...

In Yellowstone’s wild chess match between wolves and cougars, it turns out the real power play is theft. After tracking nearly a decade of GPS data and thousands of kill sites, researchers found that ...