Video captured by a professional photographer showed the massive animal rolling around on the ground before getting up and charging at a white pickup truck passing by.

Wildlife experts in Utah said a recent tourist encounter with a bison in Yellowstone National Park underscores how quickly bison behavior can escalate, especially during breeding season.

Add Yahoo as a preferred source to see more of our stories on Google. Photo Credit: Facebook A Yellowstone visitor said he saw a park-goer run straight at a herd of bison in May, and the sight left him "dumbfounded." Cowboy State Daily said the witness was ...

A 12-year-old child was attacked by a bison while visiting Yellowstone National Park. On Friday, June 26, the child was near the Mud Volcano area, just north of Fishing Bridge, when they were attacked by a bison at approximately 9:15 a.m., according to a ...