<I>Drosophila</I> (IMAGE) Max Planck Institute for Chemical Ecology Caption These are vinegar flies (Drosophila melanogaster) on an overripe cherry. Credit Anna Schroll 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.