Fig. 1 (IMAGE) Chinese Academy of Sciences Headquarters Caption More than 200 eggs of Hamipterus tianshanensis preserved in sandstones (IVPP V 18941 to 18943), scale bar 200 mm. Credit Image by WANG Xiaolin Usage Restrictions None 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.