Yellowstone National Park is celebrating an ecological milestone along with a key anniversary this summer, Oregon State ...

Gray wolves were reintroduced in Yellowstone National Park in 1995 to help control the numbers of elk that were eating young ...

The return of wolves to Yellowstone National Park long has been credited with replenishing its wetlands and ... “It’s pretty well known that if you take apex predators out of food webs, ...

Yellowstone’s dramatic transformation through the reintroduction of wolves has become a global parable for how to correct out-of-balance ecosystems. In recent years, however, new research has ...

Yellowstone National Park is celebrating an ecological milestone along with a key anniversary this summer, Oregon State University ...

This Nov. 7, 2017, photo released by the National Park Service shows a wolf in the road near Artist Paintpots in Yellowstone National Park, Wyo. Wolves have repopulated the mountains and forests of ...

The Yellowstone Delta pack contained some of the largest wolves in the park, including the alpha and beta males. When captured in February 2012, two of the pack’s yearlings weighed 145 and 106 ...

Tallian led a 2022 study in Yellowstone that found a bear’s presence can decrease a wolf pack’s overall kill rate, likely because the wolves wait around to see if the grizzly leaves behind ...

Normally, Yellowstone’s wolves burn about 4,000 to 6,000 calories a day while traveling on average 10 miles a day. “That’s common to animals living in a cold climate,” he said. Travel change ...