Extremes in Pterosaur Morphology (IMAGE) University of Bristol Caption This image shows extremes in pterosaur morphology. The giant and probably flightless Quetzalcoatlus from the Late Cretaceous of Texas was as tall as a giraffe. The small insectivorous Anurognathus from the Late Jurassic of Germany is seen flying above the artist's head. Drawings by Mark Witton. Credit Copyright: Mark Witton Usage Restrictions Please note: all images are for single use only to illustrate this press release and are not to be archived. Please credit the copyright holder: Mark Witton. 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.