Craniofacial modelling illustrates the lack of a biomechanical function for the hominin browridge and points to a potential role in social communication.
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Bastir, M. Pulling faces. Nat Ecol Evol 2, 923–924 (2018). https://doi.org/10.1038/s41559-018-0550-2
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DOI: https://doi.org/10.1038/s41559-018-0550-2
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