Embryonic Skeleton from Clutch of Eggs (IMAGE) University of Toronto Caption This is a close-up of embryonic skeleton of Massospondylus from clutch of eggs at the nesting site. The head was pushed out of the egg after death, probably because of gases produced by decay. Credit Photo by D. Scott 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.