A Yamnaya Skull (IMAGE) University of Cambridge Caption Yamnaya people moved into Central Asia from the region around present day Caucasus in early Bronze Age (c. 5000 years ago) and developed the Afanasievo culture. The Afanasievo are one of the Bronze Age groups carrying Y. pestis. Credit Natalia Shishlina 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.