Bison returning from brink of extinction in Yellowstone 04:56. Yellowstone National Park has confirmed that an extremely rare white buffalo calf was born in the park earlier this month.

MAMMOTH HOT SPRINGS, Wyo. — As Yellowstone National Park prepares for an influx of visitors this summer, they remind folks to enjoy the beauty and majesty of the park by following these tips: A ...

YELLOWSTONE NATIONAL PARK, WY - SEPTEMBER 18: Minerals and algae form patterns in the scalding hot water at iconic Grand Prismatic Spring in Yellowstone National Park's Midway Geyser Basin on ...