It really depends on the breed you have or are looking at. You should talk to your vet about a healthy puppy.
Give it some food and watch it grow...!
a puppy age is week old
Keep it in warm conditions, lying on a blanket and keep it with it's mother.
. Get your puppy to the vet.
A two week old puppy is blind but when its eyes open it can see.
The puppy can get sick.
Yes.
You can bathe him/her once a week,and try a flea collar.
The normal temperature range for a 12-week-old puppy is between 100.5F and 102.5F.
The normal temperature range for a 9-week-old puppy is between 100.5F and 102.5F.
Yes you can give a 3 week old puppy milk. Because I have a 3 week old puppy and drinks it fine. So the answer is yes
No.