Mite and Spider (IMAGE) University of Manchester Caption This X-ray CT scan reveals prehistoric mite hitching a ride on a 50 million year old spider. Credit University of Manchester Usage Restrictions Image to be used with this research story 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.