Crown of Thorns (image) University of Queensland Share Print E-Mail Caption These are adult COTS predating on coral. White coral skeleton (foreground), unconsumed coral (background). Credit Australian Institute of Marine Science. Usage Restrictions None Share Print E-Mail 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.