Which animal sleeps with one eye open?

  • Dolphin
  • Sleep
  • Predators
Which animal sleeps with one eye open? zoom_in

The dolphin is known to sleep with one eye open, as they need to keep one half of their brain awake to control their breathing and avoid predators.

Sources & Related Links

en.wikipedia.org/wiki/Dolphin#Sleep britannica.com/animal/dolphin-mammal
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Julia
Editorially reviewed Julia (November 5, 2023)
Jimmy
Answered Jimmy (November 5, 2023)

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