<i>Polybia dimidiata</i> (IMAGE) University of Washington Caption This two-foot tall nest found in Yasuni National Park in Ecuador probably housed thousands of adult wasps in the Polybia dimidiata species. The nest was made of tough, water-resistant paper. Credit Sean O’Donnell, University of Washington. 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.