Buffalo (Bison bison) herd crossing the Yellowstone River in Yellowstone National Park, Wyoming, USA.

1 animal themes animal theme animals bison bison buffalo buffalos crossing hayden valley in the wild mammal mammals national park national parks no one no people no person no body no one nobody nps np one animal one portrait river rivers submerged to cross vertical water wild animals wild animal wildlife wild yellowstone national park yellowstone river yellowstone