Over the weekend, a bison stumbled into the Grand Prismatic while several visitors could do nothing to save it.

Image via Shutterstock Things at Yellowstone National Park took a dark turn last weekend. Horrified tourists watched a bull ...

The bison fell into the 160-degree Grand Prismatic Spring. An eyewitness calls the ordeal a reminder of ”the circle of life.“ ...

Mike Mease, co-founder of the Buffalo Field Campaign, speaks next to a photograph of a white buffalo calf during a naming ceremony for the recently born calf in West Yellowstone, Mont., Wednesday ...

Photos show the bison struggling in the spring, thrashing and jumping into the air to try to get away from the boiling hot ...

(AP) - Yellowstone National Park officials said Friday a rare white buffalo sacred to Native Americans has not been seen since its birth on June 4. The birth of the white buffalo in the wild, which ...

Mike Mease, co-founder of the Buffalo Field Campaign, speaks next to a photograph of a white buffalo calf during a naming ceremony for the recently born calf in West Yellowstone, Mont., Wednesday, ...

Mike Mease, co-founder of the Buffalo Field Campaign, speaks next to a photograph of a white buffalo calf during a naming ceremony for the recently born calf in West Yellowstone, Mont., Wednesday ...

Yellowstone National Park officials said Friday a rare white buffalo sacred to Native Americans has not been seen since its birth on June 4.

Mike Mease, co-founder of the Buffalo Field Campaign, speaks next to a photograph of a white buffalo calf during a naming ceremony for the recently born calf in West Yellowstone, Mont., Wednesday ...

Mike Mease, co-founder of the Buffalo Field Campaign, speaks next to a photograph of a white buffalo calf during a naming ceremony for the recently born calf in West Yellowstone, Mont., Wednesday ...