Any where from 4 to 6 months but let your vet tell you whats right for your dog or puppy.
The male should be a few months old before mating and his testicles should have dropped
8 weeks old
make sure if it is really sterilized or not
It depends on how old and big or small the dog is, and what shape the dog is.
Yes, when you are performing smear preparation, you should always use sterilized water. This will ensure that nothing contaminates your slide.
Dried sterilized packs should be stored in a protected place until used. They should not be less than 12" from the floor or 18" from the ceiling.
For a small dog; on her second or third season at 2 years old. For a large dog; on her third season at about 3.
2 years
how old it he/she?
we can
you should be about 14 up to 65 to babysit a dog.
It depends on how socialised the dog is. If you know the dog is friendly with cats the they should be fine but you have no idea then you should only let them interact when you are in the same room.