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.
Did You Know?
Fire is an important factor in protecting the prairie. Historically, fires burned across the prairie every 4 to 7 years. Fires burn the small trees that would otherwise march across the prairie and turn the grasslands to forest.