Katydid (IMAGE) Penn State Caption Collection methods used to monitor populations of katydids, such as this rattler round-winged katydid, can be challenging because many katydid species live high in trees, according to D.J. McNeil, the study's lead author. Credit D.J. McNeil, Penn State 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.