Pronghorn Waiting to Cross Highway 191 (IMAGE) Wildlife Conservation Society Caption Pronghorn skiddishly wait to cross Highway 191 in Trapper's Point, Wyoming in 2011. Credit Jeff Burrell / WCS Usage Restrictions For use with this story only. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.