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 ...
American Bison and calf in Yellowstone National Park. Image via Arturo de Frias Marques ... They also use body language, such as head movements and posturing, to convey messages to each other. No, ...
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 ...