it stimulates the puppies to take there first breath of air.
the pup licks its mothers mouth as a stimulus for her to understand that the pup is ready for its mother to regurgitate the food for him or her
They are cleaning off the puppy and when the mother is licking the puppy she is stimulating the puppy and by doing so is helping the puppy to breathe.
To clean themselves.
No, the puppies will open their eyes on their own in 7-10 days.
Because the puppies get cold.
the number of puppies a dog will have depends on the breed, and size of mother dog in question.
The mother might die unless the puppies are surgically removed.
the other puppies will be born and the dead puppy will simply just come out.
You see the puppies around the mother.
cuz they're only a puppy and they shouldn't be bothered who asked this?
Yes, it might to be hard to believe but dogs mouths are cleaner than yours!!
It depends on the breed
NO it is not okay separate the puppies from the mother. Yes, just like a human mother they eat food, they get more milk and for the mother dog she gets twice more milk in her breasts
Dogs have many ways to protect their puppies. Their first step is a preventative measure, which is digging a hole or trying to find a hiding spot to "nest." They will also protect their puppies by attacking other animals that they feel are threatening them or their puppies. That is why it is important for a dog to trust you if you plan to help them deliver puppies.
Mostly by smell.