Researchers in the field (IMAGE) University of California - Riverside Caption Ecologists Exequiel Ezcurra, UCR, Matthew Costa, UCSD, and Emma Aronson, UCR in Mexico. Credit J. Botthoff/UCSD Usage Restrictions None License Original 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.