Monarch Butterfly in a Flight Chamber (IMAGE) University of Chicago Medical Center Caption A monarch butterfly is tested in a flight chamber to determine its ability to orient south, which helps determine its ability to migrate in the winter. Credit University of Chicago 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.