What animal bones in Malawi teach us about the social lives of people long ago

Summary
In the ancient past, when human communities were small and the only way to travel was by walking, what were the chances of meeting a stranger? And what would happen next?
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What animal bones in Malawi teach us about the social lives of people long ago
In the ancient past, when human communities were small and the only way to travel was by walking, what were the chances of meeting a stranger? And what would happen next?