This penguin survives on 4-second microsleeps — thousands of times a day
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Penguin fall - GIF - Imgur
10,000 micro naps a day: how chinstrap penguins survive on
Chinstrap penguins fall asleep 10,000 times a DAY - but only
Parent penguins take more than 10,000 tiny naps per day: new study
Time for a nap? Chinstrap penguins survive on 10,000 microsleeps a
A 4-second power nap? These penguin parents survive on 'microsleeps.
Penguins found to nap 'thousands' of times a day
Watch: Penguins microsleep for a few seconds thousands of times a
Penguins Nap 10,000 Times a Day » Explorersweb
Chinstrap Penguins Take More Than 10,000 Naps a Day
Science in the news: Sleepy penguins, record-breaking icebergs and
