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TIL that since roosters crow at an average of 130 decibels, their external auditory canals close off completely when they fully open their beak. This prevents them from damaging their own hearing when they crow.
TIL that since roosters crow at an average of 130 decibels, their external auditory canals close off completely when they fully open their beak. This prevents them from damaging their own hearing when they crow.
Headmaster
1月 14, 2020
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