Bison Calving Plains

Bison Mating Season at Yellowstone National Park

Woman takes risky selfie with a bison

Bison migration causes traffic 😯

North American bison arrived around 135,000-195,000 years ago. In the 1500s, there were an estimated 30-60 million bison roaming freely and living in harmony with the native Americans. Unfortunately, in the 1700’s- 1800’s, as Euro-Americans settled the country, moving westward from the east coast, they brought changes to native habitat through plowing and farming. Introduced cattle diseases and grazing competition with feral horses also impacted bison prior to direct impact by Euro-Americans. By

Bison herd rumbles past tourists, shakes bridge in Yellowstone