I pretty much do the same as dakski said...I feed all on the same day. There's a few exceptions sometimes...like the ones who go off-feed in winter & need
more food to catch up (that's my rosy boa & western longnose); or after my female Florida rat snakes lay their slugs every year about this time, they'll be
eating machines & need more food. But otherwise, I feed all at once & it wouldn't be fun to handle the ones I didn't give food to, just saying...They know!