Drosophila melanogaster terminalia 2.jpg (IMAGE) Durham University Caption A scanning electron microscopy black and white image of Drosophila melanogaster male external genitalia. Credit Amber Ridgway Usage Restrictions To be used in media relating to this research. License Original 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.