Supernumerary bows (IMAGE) University of Hawaii at Manoa Caption An example of supernumerary bows beneath the primary bow. Credit Matt Champlin Usage Restrictions Image may only be used with appropriate caption and 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.