These nesting penguins nod off 10,000 times a day, for seconds at a time

These nesting penguins nod off 10,000 times a day, for seconds at

Penguin Parents Take Tiny Seconds-long Naps to Get Enough Sleep

These penguins fall asleep 10,000+ times daily - for just seconds

Chinstrap Penguins Sleep Over 10,000 Times a Day—for Just Four

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These penguins take thousands of tiny naps a day, study finds

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Nesting Penguins Take More Than 10,000 Mini Naps Every Day

Parent penguins take more than 10,000 micronaps per day, study

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These nesting penguins nod off 10,000 times a day, for seconds at

These Penguins Nap Thousands of Times Per Day