THE BISON. 25 numbers, and it may not be many years before it will be rare to find a small herd. The hides and tongues are considered very valuable, and it is for these, the Bisons are killed. Sometimes, a party of hunters will surround a herd of Bisons and in a short time slay them all. This kind of hunting, however, is very dangerous. It often happens that horses and men are killed by the furious beasts.