The reintroduction of 14 Canadian wolves to Yellowstone National Park transformed the entire ecosystem. Once eradicated in the 1920s, wolves were missing from the park, and without their natural ...

Wolves aren't as common compared to bison at Yellowstone National Park, but they are making a comeback that is 60 years in the making. Wolves were reintroduced into the park back in '95-'96.

Despite being orphaned, challenged for alpha status and ultimately being killed by a rival pack, wolf 907 leaves a legacy.

When Doug Smith, Yellowstone National Park’s wolf biologist, first arrived in 1994 shortly before wolves were reintroduced, some willow and aspen trees only came up to his knees. “Now I can ...

This winter saw the most wolves from Yellowstone National Park killed in about a century. That's because states neighboring the park changed hunting rules in an effort to reduce the animals ...

The most famous wolf in Yellowstone National Park, collar number 907F, has died. Known as the “Queen of the Wolves” for her prolific lineage, 907F produced 10 litters of pups in 11 years ...

In 1995, 14 wolves were delivered by truck and sled to the heart of Yellowstone National Park in Wyoming, where the animal had long been absent. Others followed.

Wolves and humans have a lot more in common than you might think, at least when it comes to appeasing an anxious child. On Tuesday, Yellowstone National Park shared video on social media which ...

A wolf pack from Yellowstone National Park devoured a cow elk last week on a school football field outside the park. The kill site became widely known after Jim Baldwin, superintendent at Gardiner ...

Scientists at Yellowstone documented adult wolves returning to their dens with "toys" for their pups. The moment was captured in a video from the National Park Service provided to the social news ...

Wolves and humans have a lot more in common than you might think, at least when it comes to providing entertainment for their offspring. On Tuesday, Yellowstone National Park shared video on ...