How are dolphins able to sleep with one eye open?

  1. ngureco profile image84
    ngurecoposted 5 years ago

    How are dolphins able to sleep with one eye open?

  2. profile image0
    JThomp42posted 5 years ago

    Dolphins and whales let one half of their brain sleep at a time. This allows them to keep one eye open to watch for danger. They also can still surface to get air, which they couldn't do if they were all the way asleep.

 
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