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How Penguins Get 11 Hours Of Sleep Through 10,000 Naps In A Day
The 4-Second Nap: Unusual Sleep Habits of Animals - Cool Green Science
Parent penguins take more than 10,000 micronaps per day, study
Antarctica's chinstrap penguins get four seconds of shut-eye
Weird Chinstrap penguins sleep over 10,000 times a day…
These penguins take 10,000 little naps a day — seconds at a time
Scientific Discovery on Penguins Micro-Naps – The City Voice
These Penguins Are Masters Of Microsleeping
Extreme sleep behavior documented in cute Antarctic chinstrap
These nesting penguins nod off 10,000 times a day, for seconds at
Penguin parents study: They sleep for just seconds at a time
Nesting Penguins Take More Than 10,000 Mini Naps Every Day
Penguin Parents Take Tiny Seconds-long Naps to Get Enough Sleep
Chinstrap penguins fall asleep 10,000 times a DAY - but only
These penguins take 10,000 little naps a day — seconds at a time