Sampling ivory in Singapore (IMAGE) University of Washington Caption Wasser (left) and his team sort tusks from a seizure in Singapore in 2015 and use saws to cut away ivory samples for subsequent DNA extraction and genetic analysis. Credit Kate Brooks Usage Restrictions Must include credit 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.