  bison grazes on the Wiedderick Ranch near Malta, Montana National Geographic Images
 bison grazes on the Wiedderick Ranch near Malta, Montana National Geographic Images
 bison grazes on the Wiedderick Ranch near Malta, Montana National Geographic Images
 bison grazes on the Wiedderick Ranch near Malta, Montana National Geographic Images
 Bison graze on the Wiedderick Ranch near Malta, Montana National Geographic Images
 Bison graze on the Wiedderick Ranch near Malta, Montana National Geographic Images
 Bison calf suckling milk from its mother who has thick coat National Geographic Images
 Bison graze on the Wiedderick Ranch near Malta, Montana National Geographic Images
 bison grazes on the Wiedderick Ranch near Malta, Montana National Geographic Images
 Bison graze on the Wiedderick Ranch near Malta, Montana National Geographic Images
 Bison graze on the Wiedderick Ranch near Malta, Montana National Geographic Images
 bison skull hangs on an old farm shed in Nebraska National Geographic Images
 American bison, buffalo, grazing in prairie meadow beside ... Stockbyte Photos
 USA, South Dakota, Custer State Park, Group of buffaloes grazing ... Photo Disc Images
 Silhouette of buffalo in winter in Yellowstone National Park ... Photo Disc Images
 Pair of buffalo on the range, Niobrara National Wildlife Refuge Digital Vision Photos
 Bison pair (Bison bison) grazing in snow-covered field Photo Disc Images
 Bison (Bison bison) stand during winter in Yellowstone National Park National Geographic Images
 Bison grazing, Yellowstone National Park, Wyoming, USA Photo Disc Images
 In a snow-blanketed field, an American bison forages for food National Geographic Images
 Bison, Yellowstone National Park, Wyoming, USA, close-up Photo Disc Images
 Bison crosses the Firehole River flowing through geyser basins National Geographic Images
 Bison grazing, Yellowstone National Park, Wyoming, USA, close-up Photo Disc Images
 USA, Wyoming, Yellowstone, bison walking in forest after fire Stockbyte Photos
 USA, Wyoming, Yellowstone National Park, bison grazing by river Digital Vision Photos
 Fisherman wading in water, four buffalos crossing river Photo Disc Images
 Fisherman standing in water, four buffalos crossing river Photo Disc Images
 Silhouette of buffalos, Yellowstone National Park, Wyoming, USA Photo Disc Images
 Silhouette of a buffalo, Yellowstone National Park, Wyoming, USA Photo Disc Images
 Side profile of a buffalo, Yellowstone National Park, Wyoming, USA Photo Disc Images
 Group of cattles in a field, Theodore Roosevelt National Park ... Photo Disc Images
 Bison at the Carl Simmon Ranch near Valentine, Nebraska. National Geographic Images
 An appraising stare from an American Bison calf with shaggy fur. National Geographic Images
 A male American Bison stands protectively by a female in oestrus. National Geographic Images
 A Bison at the Fort Niobrara National Wildlife Refuge in Nebraska ... National Geographic Images
 A group of Bison at the Fort Niobrara National Wildlife Refuge near ... National Geographic Images
 Bison at the Fort Niobrara National Wildlife Refuge near Valentine ... National Geographic Images
 A sub adult American Bison with a thick shaggy fur hide. National Geographic Images
 Profile of an American Bison with its thick coat of shaggy fur. National Geographic Images
 A sleepy eyed American Bison Buffalo resting and lying down. National Geographic Images
 Bison grazes in meadow near Canyon Junction. National Geographic Images
 A shaggy American Bison feeding on green grass. National Geographic Images
 A shaggy American Bison feeding on green grass. National Geographic Images
 USA, South Dakota, Badlands NP, bisons in distance Digital Vision Photos
 Bison graze between trees killed by ever-changing geothermal activity. National Geographic Images
 Buffalos in Theodore Roosevelt National Park in North Dakota, USA Photo Disc Images
 Burwell, Nebraska, United States of America. National Geographic Images
| ||||||
| ||||||
| ||||||
