13month
They shouldn't have dry food until they are at least 6-7 weeks old. If they are younger than that you can find they puppy formula at your local pet store.
A two month old puppy is usually really playful. The best exercise for a puppy would be toys and taking them for walks.
They open their eyes at about 2 weeks old.
2 years old
1
You can take a puppy outside at any age just to go potty, but a puppy should have all of it's shots before it meets other dogs or spend long periods of time outside.
The term newborn girl refers to a baby that was just recently born. She will be considered a newborn until she is 28 days old. After that she will be considered an infant.
You can wash a puppy at any age depending on how you do it. Newborn puppies can be washed gently with a warm washcloth, and you can use most dog shampoos once puppies are at least 12 weeks old.
The best time would be when your puppy is about 4 or 5 weeks old, or until the puppy is old enough to be away from its mother.
until they are 6 weeks old
No, it's still a puppy. Think of when you buy puppy food - some say until a year and some say until the dog is 2.