Robot-like fish (IMAGE) University of Konstanz Caption Robot-like fish provide insight into how fish can save energy by swimming in schools. Credit Dr Liang Li, Max Planck Institute of Animal Behavior (MPI-AB) 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.