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> I.e. why wasn't in simpler in evolutionary terms to come up with some mechanism where 1% of the brain was dedicated to the relatively simple task of "station
by danans 2y ago
> I.e. why wasn't in simpler in evolutionary terms to come up with some mechanism where 1% of the brain was dedicated to the relatively simple task of "station keeping",
Supposedly this is how dolphins sleep, shutting off part of the brain and using the other half to swim.
https://us.whales.org/whales-dolphins/how-do-dolphins-sleep/#:~:text=If%20like%20us%2C%20dolphins%20went,for%20dangers%20in%20the%20environment https://us.whales.org/whales-dolphins/how-do-dolphins-sleep/....
- HarHarVeryFunny 2y agoI think all aquatic mammals do this - they don't have much choice since they need to surface to breathe, so need to be semi-awake all the time.
- yencabulator 2y agoNot walruses: https://animals.howstuffworks.com/mammals/walrus-sleep-without-drowing.htm https://animals.howstuffworks.com/mammals/walrus-sleep-witho... Not otters: https://www.animalwised.com/how-do-otters-sleep-4669.html https://www.animalwised.com/how-do-otters-sleep-4669.html