Home Science Brittle stars can learn just fine — even without a brain

Brittle stars can learn just fine — even without a brain

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brittle stars can learn just fine even without a brain
brittle stars can learn just fine even without a brain

We humans are fixated on big brains as a proxy for smarts. But headless animals called brittle stars have no brains at all and still manage to learn through experience, new research reveals. These shy marine creatures have no brain to speak of — just nerve cords running down each of their five wiggly arms. But that seems to be enough to learn by association, researchers report.    

Source: ScienceDaily.com