Pronghorn moving to and from the southern end of Grand Teton National Park appear to be adapting well to wildlife overpasses designed to alleviate a dangerous and long-standing bottleneck in their lengthy seasonal migrations. Sometimes referred to as pronghorn antelope, the swift and elusive animals have long been hampered by a difficult highway crossing at Trapper's Point, near Pinedale, Wyo., along part of their migration route that spans more than 100 miles. Continue Reading →