Terrie Williams with Puka (IMAGE) University of California - Santa Cruz Caption Exercise physiologist Terrie Williams works with Puka, an Atlantic bottlenose dolphin, at Long Marine Laboratory, UC Santa Cruz. Credit David Williams Usage Restrictions For use only with news coverage of this research. 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.