Fat-Tailed Dwarf Lemur (IMAGE) Duke University Caption A young fat-tailed dwarf lemur living at the Duke Lemur Center shows the characteristic calorie-packed tail the animal uses to fuel up to seven months of hibernation. Credit David Haring, Duke Lemur Center Usage Restrictions Please give credit. 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.