neurophysiology

  • These Penguins Nap Thousands of Times Per Day

    These Penguins Nap Thousands of Times Per Day

    In what either sounds like a blissful cruise through life or hell on Earth, nesting chinstrap penguins apparently take thousands of naps per day, in order to get enough sleep while remaining alert to threats. Guarding a nest is busy work for a penguin; there are predators like the brown skua, which feed on penguin…