Bison Management 10
Since 1966, the majority of the roundups have been conducted using helicopters to move the bison towards the corrals. This was accomplished in conjunction with horses and/or vehicles until the mid-1990's when it was determined that helicopters alone could move the bison safely and efficiently.
Did You Know?
Wind Cave is the first cave in the world to be designated as a national park. That occurred on January 9, 1903.