I was impressed myself at how well he did. I just said let's go to the tank and put your arm in there, keeping your face away while I figure out what to do. He has a clear little outline of her mouth on his wrist now but superficial and clean. At least now i feel as though I might be better prepared if she makes a mistake and bites the hand that feeds her in the future. I did jump pretty good when she took her mouse lol