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Do you know woodpeckers' heads act more like stiff hammers than safety hel
Updated : 3 years, 10 months ago IST
Washington [US], July 21 (ANI): For years, researchers have questioned how woodpeckers can repeatedly strike tree trunks with their beaks without suffering brain damage. This gave rise to the hypothesis that their skulls must serve as shock-absorbing helmets. Researchers dispute this idea, c
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