Fig 6 (IMAGE) Max Planck Institute of Geoanthropology Caption Archaeological ostrich eggshell beads from southern Africa (a,b) and eastern Africa (c,d) Credit Jennifer Miller Usage Restrictions Please provide credit information with reuse 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.