Quote Originally Posted by eilandesq View Post
I figured that Durkon just heard Tarquin ranting about hand-chopping and decided it might be a good idea to be able to grow anything back that needed growing.
Vampires get a +8 racial bonus to Listen checks, and Durkon has a very high Wisdom score. That adds up to overhearing Tarquin's insane rants through the deck of the the airship.