No Stone Left Unturned (IMAGE) University of Maryland Caption "We went through three stream segments three times per visit, turning over 800-1600 rocks per segment, over the course of 8 visits to locate each salamander and to capture all the data on their movement," says Grant. Credit Photograph: Evan Grant Usage Restrictions None 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.