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Herd of buffalo crossing river in Yellowstone National Park
Dozens of bison graze in a high mountain field with the Rocky Mountains in the background.  It's late Spring and the mountains are still full of snow, with storm clouds rolling in, but the buffalo seem undisturbed.
Elevated view of Grand Prismatic Spring
Black Diamond Pool Geysers at Yellowstone National Park. Biscuit basin trail.
Bison in Yellowstone National Park
High-angle panoramic shot of the Yellowstone River cutting through the colored rock of the Grand Canyon of the Yellowstone in Yellowstone National Park
Pronghorn rut in fall in Yellowstone National Park
Running antelope (pronghorn) in cold snowy prairie in Montana in northwestern United States of America.
Clouds of steam are rising from pools of hot water illuminated by intense low angle sunlight, Twin Geyser, West Thumb Geyser Basin, Yellowstone National Park
Pronghorns are among the fastest land animals in North America, capable of reaching speeds up to 55 mph. They are known for their impressive long-distance migrations, traveling up to 150 miles between summer and winter ranges. Despite early 20th-century population declines, conservation efforts have helped pronghorns rebound, making them a notable presence in the park's diverse ecosystem. Despite often being called \
Excelsior Spring in Yellowstone
Bison Grazing in the Lamar Valley of Yellowstone National Park.
A giant bull moose grazes at the end of Wonder Lake early one peaceful summer morning with Mount McKinley and the Alaska range standing guard. Denali National Park, Alaska.
Stunning natural phenomenon
Hot spring in Yellowstone National Park in summer with blue sky
Two Big Horn ram sheep close up, near Pikes Peak standing high on a rock outcrop in the Garden of the Gods with massive sandstone rock formation in background in Colorado Springs, Colorado USA of North America.
TERRAZZE DI MAMMOTH HOT SPRINGS
Atmospheric Mood on Upper Geyser Basin at Yellowstone National Park in Teton County, Wyoming
A small herd of Bison grazing aling the rolling hills of Colorado.
An image of Yellowstone Geyser in Yellowstone National Park
A beautiful closeup view of a bison standing in the middle of the field
American bison cow and young calf that is part of a domesticated herd on a ranch in Central Oregon
Geyser Old Faithful erupts in Yellowstone National Park in Wyoming, USA
Big horn ram sniffing the air on a steep hill side. This was taken in January at Round Prairie, Lamar Valley, Yellowstone National Park, Wyoming, USA.. Cooke City, Montana is the closest town.
Portrait of an Antelope or Pronghorn in Yellowstone National Park.
Bison in Winter Landscape in Yellowstone National Park
Caribou grazing near a river with mountains close by.
Backlighting emphasizes the cracked checkerboard pattern on CHeckerboard Meas. Zion National Park, Utah, USA. Oct 1979 scanned film.
Coyote staring at camera in Yellowstone national park while standing in the snow
Two bull moose in the Snowy Range of Wyoming's Medicine Bow Mountains.
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