Researchers have unveiled what they believe to be the oldest known example of human artwork depicting another animal. The object in question, initially mistaken for a symmetrical rock, has been reexamined by a team of experts who now speculate that it may represent a prehistoric sand sculpture of a stingray. Discovered in 2018 along the … Continue reading 130,000-year-old stingray sand sculpture on South Africa’s coast may be world’s oldest-known animal art