Dinosaur Body Temperatures (image) PLOS Share Print E-Mail Caption A model based on growth trajectories estimated from fossils provides evidence that dinosaurs were reptiles whose body temperatures increased with body size. Credit Image: Gillooly et al. Usage Restrictions Please cite the authors and PLoS Biology as the source. 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.