Bison Grazing in the Tallgrass Prairie Preserve in the Osage Hills

American Bison Caught in Motion on the Tallgrass Prairie Preserve

An American Bisons Powerful Head Silhouetted against the Evening Sky

A Bison Walks Through Fields on the Side of Bighorn Scenic Byway

Oxpecker Birds Remove Parasites from a Cape Buffalo

Oxpecker Birds Sit on the Back of a Cape Buffalo

Bison (Bison Bison) Graze on Grasslands in the Park

A Herd of African Buffalo

A Cape Buffalo Splashes Through Water

A Cape Buffalo

A Cape Buffalo in Tall Grass

An American Bison Stands in a Wintry Landscape

A Bison Cow Nurses Her Calf on the Edge of a Black Hills Wood

A Close-up View of an American Bison Covered with Grass

Two Curious Bison Calves (Bison Bison)

A Bison (Bison Bison) is Reflected on the Water

A Group of American Bison Rest Near the Old Faithful Geyser

An American Bison Standing in a Prairie

American Bison Graze in a Prairie at the Foot of Rugged Mountains

American Bison Graze During a Snowstorm on a Snow-Covered Plain

A Lone American Bison Stands on a Snowy Plain Near Cottonwood Trees

Snow Dusted American Bison Forage Near a Steaming Geyser

Close View of a Wood Buffalo in Mackenzie Bison Sanctuary

A Female Wood Buffalo Nurses Her Calf

A Wood Buffalo Calf Nuzzles its Twin

Portrait of a Wood Buffalo

Bison Grazing on the Open Prairie in Custer State Park

Bison, Bull Silhouetted in Dawn Mist, Yellowstone National Park, USA