These Penguins Take 10,000 Little Naps A Day — Seconds At A Time

Sleep. It's an essential biological function that has long intrigued scientists. Researchers have studied everything from mice to fruit flies in the lab to get a better understanding of what happens when animals sleep — and why so many do it. This week, scientists finally added one piece to the elusive sleep puzzle: How wild chinstrap penguins sleep amid their noisy colony. Turns out, they do it over 10,000 times in seconds-long bursts throughout the day — totaling 11 hours when all is said and done.See pcm.adswizz.com for information about our collection and use of personal data for sponsorship and to manage your podcast sponsorship preferences.NPR Privacy Policy