TIL: When roosters open their beaks fully, their external auditory canals completely closed off. Basically, roosters have built in earplugs. This helps prevent them from damaging their hearing when they crow.
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Submitted July 28, 2018 at 06:00AM by Sariel007 https://ift.tt/2mNmvdf
Submitted July 28, 2018 at 06:00AM by Sariel007 https://ift.tt/2mNmvdf
TIL: When roosters open their beaks fully, their external auditory canals completely closed off. Basically, roosters have built in earplugs. This helps prevent them from damaging their hearing when they crow.
![TIL: When roosters open their beaks fully, their external auditory canals completely closed off. Basically, roosters have built in earplugs. This helps prevent them from damaging their hearing when they crow.]()
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