<I>Drosophila</i> (IMAGE) Max Planck Institute for Chemical Ecology Caption Drosophila fly in a glass tube of the "Flywalk" apparatus. Credit Max Planck Institute for Chemical Ecology/Knaden 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.