Larynx and Syrinx (IMAGE) University of Texas at Austin Caption These are 3D models of the larynx of an alligator (Alligator mississippiensis) and the syrinx of a muscovy duck (Cairina moschata). Specimens were dissected out, stained and scanned at The University of Texas High-Resolution CT Facility. Credit Julia Clarke et al. Usage Restrictions Include credit 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.