Sea Sponge Evolution (IMAGE) University of New Hampshire Caption SPONGES WITH DIFFERENT SYMBIOTIC STRATEGIES COMMONLY CO-EXIST AND THRIVE IN REEFS, PROVIDING VALUABLE ECOSYSTEM SERVICES. Credit PHOTO COURTESY OF SABRINA PANKEY 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.