Starfish can regrow legs even if they are cut off and sometimes a cut off leg can grow into a new starfish. Starfish only need a piece of the center of their body to survie and of course food and water
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STARFISH ARE FUSSY! so they need to be put in a tank of saltwater and need the right degress see a local aquriam professional for help. Also IM SOO WIERD N HUT lol