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Old Faithful geyser erupts at Yellowstone National Park as a young bison grazes nearby. The famous geyser erupts at an average interval of 90 mins, expelling up to 8,400 gallons of boiling water at up to 184 feet high.
With Teton peaks in background Grizzly bear sow and yearling cubs make way south 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.
Black Pool hot spring with Yellowstone Lake in the background
Grand Prismatic Spring in Yellowstone National Park Wyoming in May, panorama
Image of Steamy pools of acidic waters in Norris Basin of Yellowstone
American Bison, Buffalo
Grand Prismatic Spring in Yellowstone National Park with steam rising
Lower Falls in the Grand Canyon of Yellowstone National Park of USA
A family of american bisons in the Yellowstone National Park, Wyoming USA
Buffalo (or bison) wading across warm water river is geyser basin of the Yellowstone Ecosystem in western USA of North America. Nearest cities are Gardiner, West Yellowstone, Livingston, Bozeman and Billings, Montana, Jackson and Cody, Wyoming, Salt Lake City, Utah, and Denver, Colorado.
The American bison or simply bison (Bison bison), also commonly known as the American buffalo or simply buffalo, Yellowstone National Park. The herd of Bison near the river with reflections of the bison and the mountains.
Bull moose in rutting season, Grand Teton National Park on a beautiful day.
Yellowstone Grand Prismatic Spring. Wyoming. United States.
Herds of buffalo or bison resting and grazing in the grasslands of Yellowstone National Park.
A sunset landscape scene at the Upper Geyser Basin at Yellowstone National Park, where steam rises from several geyser vents and hot springs near a forest of lodgepole pine trees, and a herd of bison is grazing.
Herd of Bisons sitting in Yellowstone National Park, Wyoming, USA.
A river flows along the caldera at Yellowstone National Park.
Bison or buffalo bull digs his way through deep snow during a heavy snow fall in Yellowstone's Lamar Valley in Wyoming and Montana USA
Herd of bison graze Yellowstone National Park
Herd of adult and baby buffaloes (bison bison) at sunset time. Yellowstone National Park, Wyoming, USA
Geothermal pool in winter Yellowstone National Park steaming
Buffalo or bison in autumn foliage in Yellowstone National Park.
A bison is standing on grass in front of Old Faithful during its eruption at Yellowstone National Park when sun setting
Around 8000 Elk (Cervus canadensis) live at the base of these  snow-covered Teton Mountains in the Elk Wildlife Refuge, Jackson Hole, Wyoming, USA
Majestic Yellowstone lake
A waterfall runs down the mountainside of the Grand Tetons  as cloud shadows pass across the scene with a meadow in the foreground at Grand Teton National Park, Wyoming.
Grey (or gray) wolf looking over buffalo (bison) on snow covered hill.  This wolf is a large canine native to Eurasia and North America. The wolf is the largest extant member of the family Canidae, males average 88 lbs. and females average 82 lbs. The grey wolf can be various colors.  The banded fur is usually mottled white, brown, gray, and black. This was near Tower junction in Yellowstone National Park between Gardiner and Cooke City Montana. Larger nearby cities are Bozeman and Billings, Montana. John Morrison Photographer
Norris Geyser Basin in Yellowstone in Winter
Herd of Bison in the Hayden Valley, Yellowstone National park.
Norris Geyser Basin, Yellowstone, Wyoming - United States of America
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