<em>Cycas micronesica</em> (IMAGE) University of Guam Caption The tree-like cycad species known as Cycas micronesica was once the most common tree in Guam's limestone forests and a key part of the CHamoru diet but has become endangered due to several non-native insect species that feed on the plants. Credit University of Guam 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.