Mouse opossum (IMAGE) DePaul University Caption A mouse opossum (Gracilinanus agilis) lives near a dimishing forest at Limoy Biological Reserve, department of Alto Paraná, in eastern Paraguay. Credit Noé de la Sancha Usage Restrictions With credit License Original 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.