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Grooves on ancient human teeth came from ordinary wear, not tooth-picking, a new study finds
For decades, paleoanthropologists pointed to tiny grooves between ancient hominin teeth as proof that early humans and ...
For decades, small grooves on ancient human teeth were thought to be evidence of deliberate tool use—people cleaning their teeth with sticks or fibers, or easing gum pain with makeshift "toothpicks." ...
High-resolution X-ray imaging of primitive bony fish fossils reveal the developmental and evolutionary relationship between teeth and dermal odontodes Teeth and hard structures called dermal odontodes ...
The macaques of Japan’s Koshima Island are a clever bunch. Well known for performing some remarkably complex tasks, such as washing sweet potatoes and filtering wheat from sand in the seawater, ...
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