Section of a Black Bream Ear Bone (IMAGE) University of Adelaide Caption This is a sectioned ear bone of black bream showing its growth rings. Credit Image by Zoe Doubleday, University of Adelaide. Usage Restrictions For use with this story 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.