Du'an Karst Caves (IMAGE) Pensoft Publishers Caption Researchers in action: the team is ready to submerge in the Du'an karst caves in search for new species. Credit Mingyi Tian Usage Restrictions CC-BY 4.0 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.