Mussaurus Patagonicus embryo CT scan (IMAGE) European Synchrotron Radiation Facility Caption Scientists use ESRF high-energy X-rays to penetrate in the eggs without destroying it and get a full view inside it, discovering embryos of Mussaurus Patagonicus Credit Vincent Fernandez, ESRF/NHM Usage Restrictions No restrictions. License Public Domain 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.