Timothy Perez, University of Miami (IMAGE) University of Miami Caption This is Timothy Perez, a biology Ph.D. student at the University of Miami. Credit Barry V. Williams for the University of Miami College of Arts & Sciences 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.