Fruit Fly Tastes Sweet Sugar Water (IMAGE) Monell Chemical Senses Center Caption A fruit fly extends its proboscis to taste a drop of sucrose, demonstrating a positive response to the sweet taste. Credit Beth Gordesky-Gold 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.