Multimedia Release 26-May-2016 Do Zebra Stripes Confuse Biting Flies? Reports and Proceedings University of California - Davis audio: There's evidence that zebra stripes deter tsetse flies and other biting flies. But how? UC Davis scientists Ken Britten and Tim Caro tested the idea that stripes break up polarized light that flies may use to navigate. view more Credit: Andy Fell/UC Davis 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.