New discoveries suggest that Homo naledi, an ancient and primitive hominin, may have displayed complex behaviour despite its small brain
Others are more cautious. “It is premature to conclude that symbolic markings were made by small-brained hominins, specificallyat the University of Cambridge. “While intriguing, exciting and suggestive, these findings require more evidence and analysis to support the substantial claims being made about them.”
They also found another possible burial site in the Hill antechamber. In this instance, they encased an area of debris with a high concentration of bone fragments in plaster, allowing them to remove it from the cave system intact and use a CT scanner to reveal its contents. Although these analyses are only preliminary, the researchers argue that the orientation of the bones and patterns of soil disturbance indicate that bodies were interred in pits that had been deliberately dug out, then covered in sediment. If confirmed, these burials wouldOther experts aren’t yet convinced.
“There’s a lot of very intentional behaviour in that cave complex,” says Genevieve von Petzinger at the Polytechnic Institute of Tomar, Portugal. “It’s not like a bunch of people fell in a hole and scraped some marks.”
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