Models based on developmental mechanisms described in mice and shared by most mammals are shown to accurately predict tooth size in extinct hominins, and can explain the small third molars in our species. See Letter p.477
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Gómez-Robles, A. What teeth tell us. Nature 530, 425–426 (2016). https://doi.org/10.1038/530425a
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DOI: https://doi.org/10.1038/530425a
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