Bison at SunsetBadlands National Park is one of my favorite wildlife destinations in the country. In the northern, grassy area of the park, prairie dogs, bighorn, pronghorn, burrowing owls and bison are all very common. The sun had just set behind these three bison when I took this shot.
Nikon D800 with Nikkor 200-400mm lens (at 350mm) ISO 800, f/4.5 at 1/400th of a second