Bison and other large grazers are helping damaged land recover in ways many people did not expect. By moving, grazing, and leaving areas to rest, they can help restore grasses, improve soil, and hold ...

MISSOULA, Mont. (AP) — A study of grazing in Yellowstone National Park found that bison essentially mow and fertilize their own food. This allows them to graze in one area for two to three months ...