10-day-old kittens are not fully mature yet, and their excretory systems may not be fully established. Generally speaking, newborn kittens cannot defecate on their own and rely on the mother cat's licking to stimulate excretion.

If the kitten does not have the care of the mother cat, or the mother cat is unwilling or unable When caring for kittens, it is necessary to artificially stimulate the kitten's anus to help them defecate.