This critter is. I call it "Brain Squid". In a way the name is not as fanciful as it sounds. Cephalopods such as squid and octupus are quite amazing in that much of their central nervous system is located OUTSIDE their heads. They think with their entire bodies!
Now THAT'S alien.
https://nftshowroom.com/gallery/astrohive_timelines_brain-squid
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From @astrohive