Rainforest near Site of Batadomba-lena (image) University of Oxford Share Print E-Mail Caption This image shows the rainforest near site of Batadomba-lena, where the oldest human teeth (c. 20,000 years old) used in the study were excavated. Credit Patrick Roberts Usage Restrictions To be used with the research story. Share Print E-Mail 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.