Its very important not to equate bonding and a rapport with who's feeding the animal. That is all basically a form of anthropomorphic behaviors not established in reptiles however controversial. The real issues here are correcting the husbandry (unregulated heat source and ineffective humidity percentages) just for starters. We have to remember these are captive animals with wild instincts who need their basic environmental needs met first and foremost. So let's start to correct that.