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How do fish sleep?? — Transcript

by Smart Nonsense · 176 words · 25 segments · language en · Watch on YouTube

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0:00fish die if they stop swimming so how do
0:02they sleep well imagine you're a tuna
0:05you know just swimming about just keep
0:07swimming but after a while you get
0:08really tired must
0:12keep so what do you do stop swimming no
0:16see most animals sleep by laying down
0:18closing their eyes and kind of turning
0:20off their brain but that's a problem
0:22because if a tuna turns off their brain
0:24they stop swimming and die what I'm
0:27going to die don't worry you can still
0:29have have a nice rest see because of
0:32this problem fish have developed a super
0:34neat mechanism for staying kind of half
0:36awake and half asleep at the same time
0:38it's called uni hemispheric sleep
0:41basically your tuna brain is split into
0:43two halves hemispheres one half goes
0:45into nap mode and the other half keeps
0:47your body floating about slowly moving
0:49forward just enough so you don't die
0:53meaning you can rest and keep swimming
0:55at the same time we can get more of my
0:56free lessons on smart.com

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This page contains the full transcript of How do fish sleep?? by Smart Nonsense, generated from the public captions YouTube serves with the video. The transcript has 176 words across 25 segments, with the original timestamps preserved so you can click any line to jump to that moment in the embedded player.

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