Cilia in Fruit Flies and Humans (IMAGE) Instituto Gulbenkian de Ciencia Caption The fruit fly and humans have similar organs (testis in green, smelling organs in pink, hearing organs in gray), whose cells possess distinct antennae that help flies and humans sense different stimuli from the outside world. Credit Swadhin C. Jana 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.