Artist's impressionI (IMAGE) University of Queensland Caption A life reconstruction of the stegosaur trackmakers and palaeo-environment of 110 million years ago. Credit Kamitoge Usage Restrictions To be only used with this story. Must be credited. 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.