Joanna Masel, University of Arizona (IMAGE) University of Arizona Caption Joanna Masel is a professor in the Department of Ecology and Evolutionary Biology at the University of Arizona. Credit Steven Meckler Usage Restrictions This visual may only be used in conjunction of reporting/posting of this news release. Credit must be stated as indicated. 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.