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Researchers found ancient survival gear for use in rainforests. Many of the tools discovered in the cave in Sri Lanka are made of monkey bone.
https://www.nationalgeographic.com/science/2020/06/tools-human-early-migration-rainforest-sri-lanka/
@estherschindler 👍🏿
'awl-like tools first appearing in the earliest phase'
Doesn't that suggest working leather. 🤔