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South Dakota wildlife
American Bison
Bison bison
Bison are the largest land mammal in North America, with a shaggy winter coat.
Best months
May · Jun · Jul · Aug · Sep
Visit early morning or late evening when bison are most active; check park alerts for road closures.
Where to look
Custer State Park, rolling prairieBadlands National ParkWind Cave National Park
Conservation status
Recovered from near extinction, now managed in herds
Good to know
When is the best time to see bison in Custer State Park?
Summer (June–August) for large herds, but fall (September–October) offers rut activity.
Can you see bison from an RV?
Yes, drive the Wildlife Loop Road in Custer State Park or the Badlands Loop Road – stay in your vehicle for safety.
Make it a trip
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