Yes, Staffordshire Bull Terriers come from the county, Staffordshire, in central England.
The Bull Terrier was bred from the SBT and they also come from England, but not necessarily from that county.
The American Staffordshire Terrier and the American Pit Bull Terrier both also were bred from the SBT, but those larger breeds come from America.
Staffies origianlly come from the county of Staffordshire. Hence the name, Staffordshire Bull Terrier.
Staffies were originally bred for dog fighting, which was what they were used for, and unfortunately are still used for in illegal dog fights. However, apart from that Staffies are really only used as pets.
Staffordshire Bull Terriers (Or 'Staffies'/'Staffs') are called the 'Nanny Dog' because of their love and affection for children.
It basically just refers to it "filling out", which happens to all Staffies
Staffordshire bull terriers do vary in size, for example American staffies are bigger than English staffies, therefore it is difficult to say exactly what the weight of puppies should be. However, at thirteen weeks of age they should be between 3-6 kilograms in weight.
No, that is not a common disease in Staffies. They are quite hardy dogs, with very few common illnesses.
Most Staffordshire Bull Terriers heads ''split'' at about six months to a year, but every dog is different.
Yes, you can definitely get pedigree blue Staffordshire Bull Terriers. In fact, almost all blue Staffies are Kennel Club registered with five generations or more of family history. Blue Staffies are valued more than other Staffies because of their unique colour.
As Staffordshire Bull Terriers are a domesticated breed, they do not have any natural enemies. Their one real threat is from humans who may mistreat or abuse them.
Not sure what exactly you are asking, but this is not a common ailment in Staffies. Hip dysplasia is more common though.
Staffordshire bull terriers were originally bred for dogfighting, which means it is a strong breed. Therefore some people think that it is not a good idea to have two or more Staffies, but rather to have another, non-strong breed with a Staffie. However, it is possible to have more than one Staffie, as long as they are all socialised and gets discipline.
Staffordshire Bull Terriers do NOT attack dogs of any breed without being provoked, either by the other dog or by their owner. It is important to note that any breed of dog can become dog aggressive, as most Staffordshire Bull Terriers are amazing with people and other dogs alike. Please don't over generalise, remember that not all Staffies are aggressive - most aren't!