Actually it's because moving an adult boa in feeding mode is a good way to end up bleeding like a stuck pig, even if that snake isn't normally aggressive or defensive.
Never been stuck like a pig during feeding. Have to practice better husbandry if your getting bit during feeding. Boa or other.
1.0 Black Pastel Pinstripe
1.0 Reduced Pattern Clown
1.0 Low White Pied
1.0 Hypo Super Enchi