Starfish Survival Secret: Scientists Uncover Hormone Behind Limb Detachment

Photograph of a common European starfish (Asterias rubens) with a regenerating arm. Starfish can shed their arms (a process called autotomy) when attacked by predators and later regenerate the lost arm. Researchers at Queen Mary University of London have discovered the mechanisms behind autotomy, identifying a neurohormone that triggers arm loss in starfish. Read Entire Article

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