Emanuel Andrada, Friedrich-Schiller-Universitaet Jena (IMAGE) Friedrich-Schiller-Universitaet Jena Caption Dr. Emanuel Andrada from the University in Jena (Germany) analyzed the effect of birds posture on the movement of their legs and on their stability when they walk. Credit Jan-Peter Kasper/FSU 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.