Drosophila 01 (IMAGE) Johannes Gutenberg Universitaet Mainz Caption Männliche Drosophila-Fliege beim Kletterversuch Credit Foto/©: L. Spindler, AG Strauss, JGU Usage Restrictions This image may only be used in connection with the press release "Memory research: Fruit flies learn their body size once for an entire lifetime", issued by Johannes Gutenberg University Mainz on August 21, 2019. 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.