Acoel (IMAGE) Stanford University Caption This acoel is a marine worm with symbiotic algae that is capable of regeneration. Fluorescence imaging shows the algal cells in red, and the acoel cells in blue and green. Credit Dania Nanes Sarfati Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. No derivatives or adaptations of the work are permitted. License CC BY-NC-ND 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.