• Question: Why is my younger brothers head much bigger than mine?

    Asked by exclaiimzo to Paul on 23 Jun 2010 in Categories: .
    • Photo: Paul Roche

      Paul Roche answered on 23 Jun 2010:

      I have no idea – is he really really smart?! Sometimes, brothers and sisters can be physically quite different – I have a brother who is ginger for example…I’m sure one of the bioscientist can explain this, probably with genetics.

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