Bison with calf Custer State Park, South Dakota
Bison Wind Cave National Park, South Dakota
Bison, National Bison Range, Montana
Bison National Bison Range, Montana
Bison, National Bison Range, Montana
Bison Calf "red dog" Yellowstone National Park, WY
Bison "Buffalo" Yellowstone National Park, WY
Pronghorn with Bison, the Lamar Valley, Yellowstone National Park, WY
Bison in Lamar Valley, Yellowstone National Park, WY
Bison bonding, Yellowstone National Park, WY
Bison Calf "red dog" Yellowstone National Park, WY
Bison Yellowstone National Park, WY
Bison calves Yellowstone National Park, WY
Bison in winter Yellowstone National Park, WY
Bison on the move, Wind Cave National Park, South Dakota
"Faster than you Think" Bison , Wind Cave National Park, South Dakota
Bison crossing the Yellowstone River, Yellowstone National Park, WY
"Bison Light" Bison Badlands National Park, SD
Bison Calf "red dog" Yellowstone National Park, WY
Bison, The Bison Range, Montana
"Charge" Bison Yellowstone national Park, WY
Bison Mother with young (Red Dogs), Yellowstone national Park, WY
Bison nursing Yellowstone National Park, WY
Bison, Yellowstone national Park, WY