Did you know that as of September 2015, Minnesota has two herds of wild bison? Wild Bison History At one time it is estimated that millions of bison roamed much of North America; from the forests of Alaska to the grasslands of Mexico, from the Great Basin in Nevada all the way to the eastern Appalachian Mountains. But by the late 1800s, there were only a few hundred bison left in the United States after EuropeanLearn More