For 17 years Wallen was the team leader of Yellowstone National Park’s bison ecology program. He retired six years ago and in early November spoke at a bison advocacy gathering in Bozeman where ...
In Yellowstone National Park, a herd of bison charge directly towards a bus ... By understanding signs of aggression shown by bison, such as raised hackles, lowered head, or pawing at the ground, this ...
A high-tension video of several tourists taking close-up pictures of a wild bison spurred a flurry of furious and confused reactions. Seeing these impressive creatures is all part of the Yellowstone ...