Hungry for Prey (IMAGE) University of Würzburg Caption A Venus flytrap with its turf of glands and single glands under the microscope. The three layers of a gland with a cartoon showing the three typical cell types. Credit (Pictures: Dirk Becker / Sönke Scherzer) 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.