William Hornaday admired the American bison. He wanted every American to see the beautiful animal that was once plentiful across the Great Plains. But in 1886 he made a shocking prediction. Unless something changed quickly, bison would disappear from America forever. Follow along on this graphic adventure based on a true story to learn how William and other activists brought the bison back from the brink. Then, learn more about bison and other animals in danger.