Neck Vertebra (image) University of Bonn Share Print E-Mail Caption This is part of a neck vertebra of the dwarf sauropod Europasaurus with deep cavities (asterisk) that presumably housed air sacs. Credit (c) Modified from Lambertz et al. (2018) Biol. Lett. doi:10.1098/rsbl.2017.0514 Usage Restrictions None Share Print E-Mail 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.