Insect Cages for Green Voicemail Research (IMAGE) Netherlands Institute of Ecology (NIOO-KNAW) Caption Research on insects' voicemail involves following insects feeding on plant leaves. This triggers the plant to react, the soil fungi community to change, and the next generation of plants and insects to pick up the message. Credit Olga Kostenko / NIOO-KNAW Usage Restrictions only to be used with appropriate credit. 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.