Dramatic footage shows enormous bison plowing rival from roadway.

A man is recovering from surgery after he was tossed into the air by a bison at Yellowstone National Park in Wyoming. The ...

Yellowstone National Park witnessed a dramatic scene as two massive bull bison clashed on a road during their mating season, halting traffic. This powerful display of dominance, captured on video, ...

"The bison hooked him with his left horn on his hip and tossed him in the air. He made a perfect flip and landed on his side.