Quote Originally Posted by awa View Post
i wouldn't be so sure no one has drawn out the internal organs of a flumph dnd can be weird some times. Im almost positive their was a second edition rule book that went deep into beholder biology
Lords of Madnass in 3.5 does for Beholders, Aboleths, Mind Flayers and one other abberation who's name escapes me. As far as Beholder's go, there really isn't a spot that wouldn't be a weak point. Pretty much all their major organs are just below the skin. I mean, they are a giant ball of flesh.