One-Week-Old Zebrafish Larva and a Paramecium (IMAGE) Research Organization of Information and Systems Caption This is a Zebrafish larva trying to catch prey. Credit ©National Institute of Genetics (NIG) Usage Restrictions None 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.