eemmm inapropriate language there are kids on this website :(
If it's a recent litter of pups, it is perfectly normal.
Put a neck collar on the dog.
Because the puppies get cold.
Feels good, man.
Sudocrem
No, dogs often lick things especially very young puppies, to a dog a hamster probably looks like a very young pup.
No, it is a common misconception that the dog is licking Will Smith's face, when in fact it is licking what appears to be the man next to him. That is why the dog is not licking Will Smith in the face.
As long as your female boxer dog and male boxer dog are not related, you can allow them to mate and have puppies. It is up to you if you want to sell the puppies or just raise them yourself. If you do not neuter the puppies they will try to mate, but since they will be brother and sister it isn't recommended that you allow them to mate.
there might be something wrong with your other dog. Dogs can sense things we cannot.
a dog will only eat her puppies if she feels like she is not ready for puppies after the first one you should be fine but still keep an eye on them for the first few days
If your puppy is happy then it's playful, wagging it's tail, licking you and chasing a ball or playing with toys. Puppies love to play and be cuddled.
No. That's how she deals with the cord. If pups start bleeding from the base of the cord(rare), see her vet.