Dogs much like cats often eat or neglect their dead newborn.
Buy another one
yes they do
Newborn, young puppy, adult dog
The word is whelp. Puppy is also appropriate, but less formal than whelp.
Slim has the Puppy that Lennie Wants, that George Promised him to replace the dead mouse.
It depends on the type of dog. The most likely size for a puppy is 6 inches. But for a Chihuahua about 5 inches.
let the dog keep it for a little than when she leaves take the body
To be able to tell the difference between a girl or boy puppy look at the genitals. A male dog will have a penis and a female dog will have a vagina.
No
An infection, an allergy or something worse. Take the puppy to the vet. No one online can answer this with any certainty. Not even a vet could without seeing the dog.
it is called a puppy
A chihuahua puppy