6 or 7 months.
When a 9 month old shih tzu female puppy and a male 11 month old puppy get stuck together when the female had gone into heat, it is possible she can be pregnant.
Any puppy who will not eat or drink needs to see a vet. Could be anything, but she needs to be checked.
It depends on the female dog, not the gender of the puppy. Some old girls like all puppies, some do not. Introdue them slowly and see how it goes.
Typically every 4 days, but usually in the evenings. It always varies between hamsters, but that is the norm
it isn't just females. she's a puppy and she doesn't have "manners" yet. she'll grow out of it
yes
To show dominance.
this is an answer depending upon the breed, personality, & if it is female or male.
25 pounds at least.
"Female puppy" in English is cucciola o cagnolinain Italian.
You should take your puppy out at least every hour, if it's a male puppy they need to go more often that a female puppy or so seems anyway.
when is the best time to spay/nueter a female Airedale puppy?