Fruit Fly Pulse Courtship Song 2 (AUDIO) Cell Press Your browser does not support the audio element. Caption Repeats of a 1s pulse song excerpt with short intervals. Credit Philip Coen Usage Restrictions Credit Required. 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.