Penguins That Take 10,000 Naps, Each 4 Seconds, A Day
Unlike humans, who sleep for continuous hours, these charismatic birds sleep in short four-second bursts, accomplishing over 10,000 microsleeps each day.
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Unlike humans, who sleep for continuous hours, these charismatic birds sleep in short four-second bursts, accomplishing over 10,000 microsleeps each day.
