They want vitamins, usually D, that's why they "groom" each other.
That chicken really is finger-licking good!
no it is not a good habit because there can be germs on our finger which can go in the mouth while licking the finger through the book.
Mother cats lick their kittens to groom them, stimulate their circulation, and bond with them. This licking also helps to keep the kittens clean and healthy.
Kentucky Fried Chicken
Yes
Your kitten may be licking you excessively as a sign of affection, to groom you, or to seek attention and comfort. It is a natural behavior for kittens to show their love and bond with their owners through licking.
Yes, kittens often lick as a sign of affection, grooming, or to show trust and bond with their human companions.
Finger Licking Good
A kitten may lick you as a way to show affection, groom you, or seek attention. Licking is a natural behavior for kittens to bond with their caregivers and communicate their needs.
to KFC for some finger licking good.
It is important to discourage a cat from licking your finger because their saliva can contain bacteria that may cause infections or illnesses in humans. Additionally, allowing a cat to lick your finger can reinforce behaviors that may not be desirable, such as begging for food or attention.
90% of humans can. here is a trick: try licking your finger then licking your nose. its cheating but then your friends will think you licked your nose. XD