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Frost covered bison running in an early winters morning in Yellowstone National Park
Bison (buffalo) struggling close up in strong blizzard in Yellowstone National Park in northwestern Wyoming, USA.
Yellowstone is a winter wonderland, to watch the wildlife and natural landscape. \nYellowstone National Park, Wyoming and Montana. Northwest. Bison. Buffalo.
A Bison In a Field of Fog Near a Hot Spring in Yellowstone National Park
Close-up image of an American Bison roaming wild in the Yellowstone National Park
A VERY crisp winter morning in Yellowstone National Park, Wyoming/Montana.  This lone bison stands very still to conserve its energy on this 32 below zero morning.  The tree in the background is covered in ice from thermal steam that froze solid on its branches.
American bison in the snow in Yellowstone National Park trying to find food under the snow. Moving the snow away with their head. Head with snow on face.
Frozen American Bison (Bison bison) standing in snow, looking at camera, Yellowstone National Park, Wyoming, United States
Bison in Winter in Yellowstone National Park, Wyoming.
Bison or buffalo walking in heavy blizzard snow already 2 feet deep in December in Yellowstone National Park, Montana and Wyoming, USA
A bison walks along a snow covered road in Yellowstone National Park
Wild Bison on the road  in Yellowstone in Winter
four bison walk toward the camera, obscured by dense falling snow. forest in the background. yellowstone national park.
Close-up image of an American Bison roaming wild in the Yellowstone National Park
A bull bison, head on, during a winter storm in Yellowstone National Park, Montana/ Wyoming.
American bison in the snow in Yellowstone National Park trying to find food under the snow. Moving the snow away with their head. Head with snow on face.
Herd of  American bison grazing during the cold winter in  the Lamar Valley  in Yellowstone National Park.
One of the bison in Yellowstone National Park, walking through the deep snow during a winter snow storm.  Covered in snow and in very cold temperature, they are able to remain warm due to the thickness of their hide.
bison standing in white snow in winter
Bison generally moving east in Yellowstone looking for better grazing prairie
Bison Walking Through the Snow in Yellowstone National Park, Wyoming.
Wild American Bison in the winter at Christmas time in the Grand Tetons National Park and Yellowstone National Park area. As the snow forms a thick blanket across the Tetons Range, wildlife becomes more visible and the scenery more dramatic than then the busy summer season.
American Bison Yellowstone in National Park snowing in winter
American Bison (Bos bison, Bison bison) trudging through snow. Yellowstone National Patk, Wyoming
Rocky Mountain Elk, North American Elk, Cervus canadensis. Winter in Yellowstone National Park, Wyoming. In the snow eating from a tree covered with snow.
Bison in meadow munching on grasses at -20F on Christmas Morning
Yellowstone National Park bison on snow covered incline
Big Bison Bull moving slowly in blizzard with strong blowing wind and deep snow in the Yellowstone Ecosystem in western USA, North America. Nearest cities are Denver, Colorado, Salt Lake City, Jackson, Wyoming, Gardiner, Cooke City, Bozeman and Billings, Montana.
An American Bison (bison bison), with snow and frost on his face, walks through the snow and bare trees.
Bison, buffalo, Grand Teton National Park, Wyoming
Free Images: "bestof:yellowstone national park winter outdoor animal NPS photo by Neal Herbert NPS photo by Neal Herbert"
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