WTF Fun Fact – Rooster’s Earplugs

Roosters have “built-in” earplugs, which prevents them from damaging their hearing as they crow. When roosters open their beaks fully, their external auditory canals close completely.

WTF Fun Facts

Source: https://phys.org/news/2018-01-roosters-dont-deaf-loud-crowing.html

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