There’s an animal on Earth that can regenerate its own brain completely.
The planarian worm can rebuild its head, brain, and nervous system.
Even after regeneration, it may retain old memories.
This ability challenges everything we know about biology and memory.
Nature solved immortality long before humans tried.
AnimalFacts,Planarian,Regeneration,Science,NatureMysteries,Biology,WeirdAnimals,GeekHistoryFile
