Albino animals don’t produce any melanin ... Baldes tells National Geographic. A rare white bison calf was spotted in Yellowstone National Park this month, and since then, wildlife watchers ...

Studies conducted in the last 20 years suggest that the bison population at Yellowstone National Park includes two separate ...

1-in-a-million white bison calf born at Yellowstone hasn't been seen since early June, park says 'You have better odds of being struck by lightning...' Photos of the albino raccoon, taken by ...

More than 100 years after bison from other regions were introduced to the park, the two genetically distinct herds have ...

A pack of wolves took down a bison in Yellowstone National Park and attracted a crowd of people — that the rest of the bison herd then charged into. Wildlife photographer Jeff Vanuga captured a ...

Getty Images A 47-year-old woman from Phoenix, Arizona, is recovering after being "gored" by a bison at Yellowstone National Park. The incident happened Monday on the north shore of Lake ...

Yellowstone, as many know, boasts the nation’s largest concentration of free-ranging bison on public land. About 5,000 bison reside in a park that encompasses 2.2 million acres in Wyoming ...

The accompanying footage, captured in Yellowstone National Park by Cindy Goeddel, shows a large bison with a definite spring in its step. “When the bison hits the dance floor in Yellowstone ...

The tribes have a 320-acre quarantine facility, built in 2014, that acts as the final holding facility for bison moved from Yellowstone after passing initial tests for exposure to brucellosis ...