TIL: When roosters open their beaks fully, their external auditory canals completely close off. Basically, roosters have built in earplugs and this helps prevent them from damaging their hearing when they crow.
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Submitted June 21, 2020 at 12:52PM by asdfpartyy https://ift.tt/2V6bbKX
Submitted June 21, 2020 at 12:52PM by asdfpartyy https://ift.tt/2V6bbKX
TIL: When roosters open their beaks fully, their external auditory canals completely close off. Basically, roosters have built in earplugs and this helps prevent them from damaging their hearing when they crow.
![TIL: When roosters open their beaks fully, their external auditory canals completely close off. Basically, roosters have built in earplugs and this helps prevent them from damaging their hearing when they crow.]()
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