Yellowstone National Park has lost one of its most renowned and resilient inhabitants — a one-eyed, 11-year-old wolf who had a record-breaking 10 litters of pups over her long life. Wolf 907F ...

A biologist turned photographer chronicles the lives of Yellowstone's iconic gray wolves. 4 min read Ronan Donovan is one of six photographers who contributed to National Geographic magazine's ...

One of the oldest and most beloved wolves in Yellowstone National Park died after a fight with a rival pack in late December, park officials said. Wolf and wildlife advocates are mourning the loss ...

But the huge fire of 1988 ultimately produced few large trees. The elimination of Yellowstone's wolves allowed the elk to browse aspens unchecked. Finally, Ripple and Larson decided to look within ...

At Yellowstone National Park, wolves aren't as common as animals like bison, but they are around and have been building up their population over the past 60 years. Back in 1995 and 1996 ...

Here are four consequences of the Yellowstone reintroduction effort, and what this might mean for the future of gray wolves in Colorado. Gray wolves were restored to Yellowstone National Park in ...

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 ...

BOZEMAN, Mont.— In violation of state regulations, Montana Gov. Greg Gianforte trapped and killed a gray wolf on a ranch 10 miles north of Yellowstone National Park in February without first ...

This 5 minute video, and accompanying worksheet, will illustrate the effects of wolf disappearance and subsequent wolf reintroduction to Yellowstone National Park. The resulting changes in ...