Beetle (image) Penn State Caption A scarab beetle (Coleoptera: Scarabaeidae) observed inducing margin feeding on leaves from Tapirira guianensis Aubl. tree during feeding experiments. Credit Wilf, Penn State Usage Restrictions Non commercial use only 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.