Stirring things up... Bison in Yellowstone during rut season is quite the exciting time... | T. Lyn Neufeld Photography

As we move into the bison mating season (the rut) groups of bison will be at their largest. Give wildlife the right of way when they cross the road, stay inside your vehicle, and use pull-outs when you stop for photos. #YellowstonePledge | Yellowstone National Park

In honor of our National Mammal, enjoy this Yellowstone bison rut footage from our 2020 Virtual Roadshow. The bison rut takes place in July and August. After a bull has proven through face-offs that he is strongest, he focuses on females. The ritual of the rut helps ensure the survival of the fittest, earning a bull the chance to ask for a female's acceptance as mate. He remains with a mixed cow-calf group, tending to the females and warding off competitors. A bull must continuously defend "his"