Silk Moth Closeup (IMAGE) University of Michigan Caption This is a closeup of a nanotunnel in a silk moth's antenna. Pheromones travel through these tunnels, telling the male moth that a female is nearby. Credit Chris Burke 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.