American Bison/Buffalo Bison bison

American Bison
American Bison
The American Bison, also called Buffalo and North America's heaviest land animal, is not a true buffalo (like the Asian Water Buffalo).
American Bison
American Buffalo
American Bison
It is a little heavier than the European Bison (Wisent) and has shorter horns, a far shorter tail and much shaggier, longer hair on its neck/shoulders.
American Bison
American Buffalo
American Bison
Both Bisons have some capability to interbreed with the largest Asian wild cattle, the Gaur, and with the Yak and so are sometimes put in the same genus, Bos, rather than their own genus, Bison.
American Bison
American Buffalo
American Bison
There are 2 subspecies: the Plains Bison and the larger Wood Bison. In the past Bison roamed much of North America in their millions but were nearly driven to extinction in the 19th century by commercial hunting, mass culling (especially by railroads) and introduction of domestic bovine diseases.