More Resistant Ringtails (IMAGE) Duke University Caption Bacterial genes for antibiotic resistance have been found in the guts of captive and wild lemurs in Madagascar and the U.S. The closer the animals’ contact with humans, the more resistant bacteria they harbored. Credit Sally Bornbusch, Duke University Usage Restrictions none 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.