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The penguin who sleeps only four seconds

Summary by Código San Luis - Periódico en Línea
Human parents can understand the value of a quick nap, but bearded penguins take this practice to the extreme. According to a new study, these Antarctic birds make microdreams of just four seconds while nesting. This strategy allows them to constantly monitor their vulnerable eggs and chicks, accumulating a total of 11 hours of sleep a day. “Barbian penguins always seem to be in a state of microdream,” highlights Paul-Antoine Libourel, a biologi…
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