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Chinstrap penguins fall asleep 10,000 times a DAY - but only snooze for four seconds at a time, study finds | Daily Mail Online
In the wild, the penguins get more than 11 hours of sleep per day, but not all at once, it has emerged.
β https://www.dailymail.com/sciencetech/article-12810019/Chinstrap-penguins-fall-asleep-10-000-times-DAY-snooze-four-seconds-time-study-finds.html