• Question: is there an animal that doesnt have a brain?

    Asked by hola123 to Ed, Hayley, Jason, Nathan, Sophie on 18 Mar 2013.
    • Photo: Hayley Evers-King

      Hayley Evers-King answered on 18 Mar 2013:

      Yes, quite a few don’t have brains: sponges, starfish don’t have brains in the traditional sense (they do have a nervous system), jellyfish, sea urchins, clams and oysters.

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