Rendering of Inermorostrum (IMAGE) New York Institute of Technology Caption A rendering of the toothless dwarf dolphin, according to the researcher's findings. Credit Robert Boessenecker Usage Restrictions Copyrighted by Robert Boessenecker, please credit image. 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.