Cycas Micronesica Trichomes (image) University of Guam Caption The numerous tan-colored plant hairs produced by this cycad plant protect the cycad aulacaspis scale insect from being eaten by a beetle predator. Credit University of Guam file photograph. Usage Restrictions None 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.