A Mother Is Simultaneously Suckling Two Infants in the Same Social Unit (image) Chinese Academy of Sciences Headquarters Share Print E-Mail Caption Fig. 1. A mother is simultaneously suckling two infants in the same social unit. Credit IOZ Usage Restrictions None 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.