P is for Pronghorn
Pronghorn are the fastest runners in Yellowstone. When they need to, they can run at 70 miles per hour (113 kph) for three to four minutes. That's as fast as most cars go on the highway.
Did You Know?
There were no wolves in Yellowstone in 1994. The wolves that were reintroduced in 1995 and 1996 thrived and there are now over 300 of their descendents living in the Greater Yellowstone Area.