Lemurscent (1 of 2) (IMAGE) Duke University Caption A ring-tailed lemur scent-marks a tree at the Duke Lemur Center. Olfactory signals and sounds from female lemurs can throw members of their group into a tizzy. But not all combinations of noises and odors evoke the same response. Ring-tailed lemurs respond more strongly when the scent they smell matches the voice they hear. Credit Credit: Ipek Kulahci, Princeton University Usage Restrictions None 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.