Timema petita (IMAGE) Utah State University Caption In a paper published July 23, 2020 in Science, researchers from Utah State University, the University of Sheffield, Paul Val&eacute;ry University of Montpellier; the University of Bern, the Swiss Federal Institute for Aquatic Science and Technology, the Autonomous University of Quer&eacute;taro, University of Notre Dame and the University of Nevada-Reno, discuss findings from an investigation of seven species of North American stick insects (Timema). Pictured is T. petita. Credit Romain Villoutreix Usage Restrictions Credit author 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.