M. villous archaellum (IMAGE) University of Exeter Caption Representation of the M. villous archaellum highlighting the two alternating subunits in blue and orange (foreground) and swimming M. villosus cells (background) Credit University of Exeter Usage Restrictions This image may only be used with reports of this research License Original 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.