I have five hearts, yet cannot love.
I can be short – or three yards long!
I can regenerate, but only some parts.
I am neither solely male nor solely female.
What am I?
P.S. I’m also brainless, so it is only thanks to the kindness of Minny’s (1) heart that I am being brought up.
Click “See Answer” below. Feel free to type in your guess first!