Microbes in Dinosaur Bone (IMAGE) Field Museum Caption A fluorescence microscopy image showing lit-up modern microbes that took up residence in a Centrosaurus fossil. Credit Evan Saitta, Field Museum Usage Restrictions Evan Saitta, Field Museum 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.