Image 3 (IMAGE) University of Queensland Caption A 15-day-old crown-of-thorns starfish (Acanthaster sp.) larvae viewed under a light microscope, showing typical colouration. At this stage the 0.5 mm long larvae are ready to move out of the plankton and settle on to a coral reef to grow into a fearsome coral predator. Credit Symon Dworjanyn Usage Restrictions Only to be used with this story. Must be credited. 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.