The first half of the story is well established. Wolves were eradicated from Yellowstone in the 1920s. With the wolves gone, ...

A historic wolf pack whose bloodlines and territory trace to the 1995-96 reintroduction of wolves has mostly returned to its traditional Yellowstone National Park turf, increasing the odds that its ...

Formed during the first reintroduction, Yellowstone's oldest wolf pack ventured out of the park this summer sparking fears for their safety from hunters.

Hunters fill a four-wolf limit in just four days, closing down two hunt areas for the season and sparing a wandering wolf pack. The post No Mollie’s Pack, Yellowstone wolves killed, state reports ...

A flare up of a disease that’s especially lethal to wolf pups took a toll on Wyoming and Yellowstone National Park wolf numbers in 2025, reducing biologists’ counts to a level last seen when wolves ...

Wolves were eradicated from Yellowstone in the 1920s. With the wolves gone, populations of elk (a large species of deer) grew too large. Elk overgrazed the park's riverbanks, turning groves of willow ...

Yellowstone National Park is often told as a story of recovery. Wolves returned and then elk changed their behavior. Willows and aspens then rebounded and rivers, it is said, changed course. The ...

Despite a continued lull in adding new wolves to the national park’s population, there are no ‘biological red flags’ that ...

Disease Outbreak Cuts Wyoming, Yellowstone Wolf Numbers to Lowest Level Since Reintroduction Era A flare up of a disease that’s especially lethal to wolf pups took a toll on Wyoming and Yellowstone ...