The American bison is the largest land animal in North America. Males can stand six feet from hoof to shoulder and weigh between 1000-2000 pounds. Females are around five feet tall and weigh between 800-1000 pounds. The bison has long shaggy brown fur, a mane and beard under its chin and a long tail with a tuft of hair at the end. It has a big head with short black horns and a hump on its shoulders.