Cockroach Head (IMAGE) University of Cambridge Caption A micro-computed tomography image of a cockroach head showing the driving muscles of the left mandible. Credit Tom Weihmann Usage Restrictions Image must be credited to Tom Weihmann 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.