Larvae (IMAGE) Smithsonian Tropical Research Institute Caption For thirty years, scientists have been capturing these larvae in their plankton nets, but only now have they discovered what they are. The larvae have the ability to make copies of themselves-clones. Credit Michael Boyle Usage Restrictions Please credit Gustav Paulay 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.