Volcano summit (IMAGE) University of Nebraska-Lincoln Caption A view from the summit of Volcán Salín, one of three Andean volcanoes where researchers uncovered the mummified cadavers of mice. Analyses of the mummies, combined with the capture of live specimens, suggest that the rodents scaled the Mars-like peaks on their own — and are somehow managing to live on them. Credit Jay Storz, University of Nebraska–Lincoln Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. No derivatives or adaptations of the work are permitted. License CC BY-NC-ND 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.