Wolf 1478F could have become the Junction Butte pack alpha, experts say.
A gigantic bulge in the north rim of the Yellowstone caldera is the latest sign of volcanic activity in the national park.
Scientists are monitoring a city of Chicago-sized swath of rising ground at the northern volcanic rim of the Yellowstone ...
A grizzly spotted out wandering in Yellowstone National Park on Monday might be up from hibernation incredibly early or awake ...
The story of wolves in Yellowstone National Park is one of the most successful—and scrutinized—wildlife restoration projects ...
Rangers at Yellowstone National Park are reportedly trying to solve the mystery of what happened to a well-known female wolf ...
MAMMOTH HOT SPRINGS, WY – Starting this year, Yellowstone National Park will extend the fishing season on three rivers in the ...
Yellowstone National Park is extending the fishing season on three rivers in the park. That includes the Firehole River, ...