Tubeworm larva (IMAGE) University of Hawaii at Manoa Caption The competent larva of Hydroides elegans about 6 days after fertilization. Credit Freckelton, et al. 2022 Usage Restrictions Image may only be used with appropriate caption and credit 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.