1116-51443 - Falling snow clings to an American Bison bull (Bison bison) standing in a meadow in the North Fork of the Shoshone River valley near Yellowstone National Park; Wyoming, United States of America
1116-51444 - American Bison bull (Bison bison) on a snowy day in the North Fork of the Shoshone River valley near Yellowstone National Park; Wyoming, United States of America
1116-51438 - Bighorn Sheep ram (Ovis canadensis) performs lip curl (flehmen display) in the North Fork of the Shoshone River valley near Yellowstone National Park; Wyoming, United States of America
1116-51437 - Bighorn Sheep ram (Ovis canadensis) courts a pair of ewes during the rut in the North Fork of the Shoshone River valley near Yellowstone National Park; Wyoming, United States of America
1116-51439 - Bighorn Sheep ram (Ovis canadensis) approaches through a sagebrush meadow on a snowy day in the North Fork of the Shoshone River valley near Yellowstone National Park; Wyoming, United States of America
764-3425 - Yellow-bellied marmot (yellowbelly marmot) (Marmota flaviventris), Shoshone National Forest, Wyoming, United States of America, North America
764-3421 - Young grayish yellow-bellied marmot (yellowbelly marmot) (Marmota flaviventris), Shoshone National Forest, Wyoming, United States of America, North America
764-3420 - Yellow-bellied marmot (yellowbelly marmot) (Marmota flaviventris), Shoshone National Forest, Wyoming, United States of America, North America
764-1992 - Elephant Heads (Little Red Elephants) (Pedicularis groenlandica), Shoshone National Forest, Wyoming, United States of America, North America
764-1964 - Yellowbelly marmot (Yellow-bellied marmot) (Marmota flaviventris), Shoshone National Forest, Wyoming, United States of America, North America
764-1963 - Yellowbelly marmot (Yellow-bellied marmot) (Marmota flaviventris), Shoshone National Forest, Wyoming, United States of America, North America