Homo habilis, one of the earliest known human ancestors, emerged around 2.3 million years ago with a brain size significantly larger than modern chimpanzees. By around 1.8 million years ago, they became the first species known to use toothpicks for dental hygiene, alongside their advanced tool use for specific tasks like skinning animals and cutting plants.
Earliest Known Toothpicks
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Earliest Known Toothpicks
1.8 million years ago
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Subject: Toothpicks.
Homo habilis emerged about 2.3 million years ago. They started using toothpicks by about 1.84 million years ago. This suggests their cognitive abilities and cultural use of those abilities evolved during that half million years.
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