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, ...

Nine bison calves followed their mama across a Yellowstone River. Eight of them were immediately sucked into the current, which threatened to sweep them away in a matter of seconds. But these tiny ...

Wyoming’s wild bison are the first of the ungulates (hooved animals) to kick off the fall breeding season, or rut. For bison, the rut starts in July, but really gets going in August and carries into ...