If a dog is pregnant it is said that she has puppies. The amount of time it takes your dog to get pregnant will depend on the species and the individual dog.
Dogs have three heat periods a year, usually at the same time each year. These are called estrus or heat, ovulation, and whelping.
Oestrous in dogs is equivalent to menstruation in women. It occurs every 21 days or so and lasts about 6 days during which time an animal cannot be sexually receptive.
Ovulation happens about 14-16 days after mating, again approximately every 21 days.
A female dog may mate several times within a single season to build up her reserve of sperm for later in her cycle when she is more likely to be fertilized by the sperm of the male partner.
In most species, females are able to store sperm for some time after mating so that they can mate again at a later date when she is more fertile and may produce further litters from one breeding season into another if conditions permit.
How many puppies do american staffordshire terriers have
Puppies are born about four weeks after mating occurs.
By this time the puppies mother has passed on her genes to her new litter in some cases, depending on the numbers of sperm left in the reproductive tract.
The average number of puppies a female American Staffordshire terrier will have is between 6 and 12 pups.
How can you tell if an amstaff is pregnant?
Dogs have a period of time during which they are not fertile, this is called diestrus. If your dog goes into diestrus for 20-30 days then you will know she is pregnant.
A female dog is able to get pregnant from mating with a male dog at any time in her estrous cycle so it is possible to produce a litter even if she has not been bred again in the current year.
There are many ways to determine whether your amstaff is pregnant or not, but here are some general guidelines:
Female dogs may be pregnant for 6-12 weeks, puppies usually take approximately 66 days to complete their development.
An amstaff may give birth as early as 2 months old or as late as 5 years old.
How early can you tell if your amstafff is pregnant
A female dog will be able to tell if she is pregnant by the end of the first heat cycle. This can easily be verified by a vet or the owner.
Just make sure you take your dog in for regular checkups to monitor her. If you want to ensure that your amstafff is not pregnant, then it’s best not to breed her until after her first heat period has passed because any puppies from a previous mating could be conceived during this time and could result in complications for both mother and puppies.