Limestone Hill (image) Pensoft Publishers Share Print E-Mail Caption This image shows a limestone hill being quarried. Under its rocks, there are still many living animals, including carnivorous snails struggling for survival. Credit Somsak Panha Usage Restrictions CC-BY 3.0 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.