Wednesday 15 April 2015

Human Chin Came From Evolutionary Adaptation, Not From Mechanical Forces Such As Chewing

A fascinating research indicates that our chins did not come from mechanical forces such as chewing but instead resulted from an evolutionary adaptation involving face size and shape - possibly linked to changes in hormone levels as we became more social. "Primates or the Neanderthals did not have chins. In some way, it seems trivial but a reason why chins are so interesting is we are the only ones who have them. It is unique to us," said Nathan Holton who studies ...

via Medindia Health News More READ

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