Flies (IMAGE) Rice University Caption Julia Saltz, an evolutionary biologist at Rice University, placed genetically distinct variants of fruit flies in various and even uncomfortable situations to observe their behavior under stress and how it altered the behavior of interacting individuals when the "stressed" fly was moved to a new group. Credit Jeff Fitlow/Rice University 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.