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• n  parasitic or free-living worms having a flattened body

• The research subjects ranged from cannibalistic flatworms to elderly patients in a Canadian psychiatric hospital.
• The original choice of title was not made lightly, says Psychologist-Editor James McConnell, who heads the University of Michigan planarian (flatworm) research group, which .
• If part of a flatworm's head is removed and grafted to a wound in another flatworm's body, a new head will indomitably sprout from the wound (see cut).

• platyhelminth

News & Articles

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• Decapitated worms lose their heads, but not their minds
  Studies show that planarians, or flatworms, can retain parts of their memories even after their heads are cut off
  July 13, 2013 - Salon.com