Animalogic

How Do Animals Sleep Underwater?


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Sleep is essential for our brains. Without it, we wouldn't last long. So how do animals that spend their lives underwater manage to sleep without drowning or being eaten?


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Examining the nature of the beast.


00:00: How Do Animals Sleep Underwater?
01:36: REM vs Non-REM sleep
02:32: Why sleep is essential for life
02:46: Cetaceans - Half-brain sleep
05:58: Pinnipeds - hybrid sleep
08:03: How marine mammals differ from humans
09:52: How scientists study fish sleep
11:12: How fish protect themselves while sleeping
12:22: Strange fish sleeping positions
13:01: How sharks sleep
14:38: Invertebrate sleep (octopus & jellyfish)
16:04: Sleep in brainless animals (jellyfish)

#animals #sleep #underwater #fish #ocean #wildlife #nature #documentary #cetaceans #pinnipeds #REMsleep



See show notes: https://inlet.fm/animalogic/episodes/6974366d9460a07a1944430d

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AnimalogicBy Animalogic