Ohrenquallen (Aurelia aurita): (IMAGE) University of Bonn Caption Mit ihren durchscheinenden Schirmen bewegen sich die Tiere sehr effizient fort. Credit (c) Foto: Volker Lannert/Uni Bonn Usage Restrictions This photo may be used together with the press release. 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.