Trees' Diminished Resistance to Tropical Cyclone Winds Attributed to Insect Invasions (image) American Society for Horticultural Science Share Print E-Mail Caption The 300+ species of cycads comprise the most threatened group of plants studied to date. Guam's Cycas micronesica is being endangered by recent alien insect invasions. Credit Photo by Thomas Marler Usage Restrictions None Share Print E-Mail 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.