Look Inside the Bee's Brain (IMAGE) University of Würzburg Caption A look inside the bee's brain shows that the clock neurons that contain the peptide "PDF" move to multiple areas of the brain. The neuronal branching is shown in white; the different areas of the brain are highlighted with different background colours. Credit Photo: Helfrich-Foerster's team 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.