South Africa: Stingray Sand 'Sculpture' On South Africa's Coast May Be Oldest Example of Humans Creating an Image of Another Creature

[The Conversation Africa] South Africa's Cape south coast offers many hints about how our human ancestors lived some 35,000 to 400,000 years ago during the Pleistocene epoch. These clues are captured in the dunes they once traversed, today cemented and preserved in a rock type known as aeolianite.