How to Catch Fruit Flies (Video) (IMAGE) American Chemical Society Caption You can catch more flies with honey than with vinegar -- or can you? In this video, Reactions explains the chemistry behind why fruit flies love vinegar so much that some entomologists call them "vinegar flies": https://youtu.be/GL2ImHRxUD0. Credit The American Chemical Society Usage Restrictions None 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.