• Wind Cave National Park - Two Worlds

    Wind Cave

    National Park South Dakota

Bison Wallow

Wallowing is when bison roll on the prairie to give themselves "dust baths." Wallowing creates a saucer-like depression called a wallow out on the prairie. Wallows were once a common features of the plains; usually these wallows are dust bowls without any vegetation.

 
Bison Wallow Sequence #1
NPS Photo by Jim Pisarowicz
 
Bison Wallow Sequence #2
NPS Photo by Jim Pisarowicz
 
Bison Wallow Sequence #3
NPS Photo by Jim Pisarowicz
 
Bison Wallow Sequence #4
NPS Photo by Jim Pisarowicz

Did You Know?

Field Milkvetch

The Field Milkvetch has a colorful flower which is often overlooked because it tends to grow hidden in the grass. Color can vary to reddish-purple. More...