The American Staffordshire Terrier dog is a medium sized dog breed which is known for being strong for it’s size, yet loving and affectionate with their human family. As the name suggests, the breed was originated from the United States. And it is also known as Amstaff.
早在1850年，来自英格兰和爱尔兰的一些公牛和梗犬开始进入美国。有些狗以其狗打架的技巧而闻名。这样的狗已经发展为美国狗，成为了一种新品种，1898年2月被United Kennel Club（UKC）认可为美国斗牛犬.
约有50只UKC注册的斗牛犬犬在美国养犬俱乐部（AKC）螺柱书中被接受，其新品牌和新的目的属于AKC Terrier Group。
选择斯塔福德郡梗犬这个名字，声称该品种的祖先最初来自英格兰的斯塔福德郡县。该品种的名称于1969年1月1日将其与美国斯塔福德郡梗犬进行了修订，以将其与英国斯塔福德郡公牛梗犬区分开，这是1935年在英格兰认可的公牛型梗犬组。
Popularity of the American Staffordshire Terrier dog breed began to declie in the United States following World War II. And in the year of 2017, the AKC ranked the American Staffordshire Terrier dog as the 83rd most popular purebred in the United States.[1]
美国斯塔福德郡梗犬特征
According to AKC’s standard, the American Staffordshire Terrier dog should give the impression of great strength for it’s size, a well put-together dog, muscular, but agile and graceful, keenly alive to it’s surroundings.
他们应该矮胖，而不是长腿或大纲。他们的勇气是众所周知的。这些动物的头应为中等长度，颅骨宽阔，独特的停止和脸颊上明显的肌肉。
The ears of the American Staffordshire Terrier dog should be set high on their head and can be cropped or uncropped, but the uncropped is preferred. Their nose should always be black. Many coat colors are accepted. But dogs with liver or black and tan coat, and dogs with more than 80% white are discouraged.
Average height of the mature American Staffordshire Terrier dog is between 16.9 and 18.8 inches at the withers. And average live body weight of the mature dogs is between 23 and 36 kg.
Temperament
The American Staffordshire Terrier dogs are smart, confident and good natured companions. They are loving and affectionate with their human family. And actually enjoy nothing more than being with the humans they care about, whether they are out for a jog, playing in the yard or cuddling up on the couch.
They are intelligent and eager to please, which makes them highly trainable. If trained well a American Staffordshire Terrier dog will be an obedient companion for life.
Lifespan
Average lifespan of the American Staffordshire Terrier dog is between 10 and 15 years.
Feeding
成熟的狗的食物多少取决于其大小，年龄，建筑，代谢和活动水平。狗是个人，就像人一样，它们都不需要相同数量的食物。
和美国斯塔福德郡的梗犬应为中等尺寸能量水平的中高尺寸狗配制饮食。您可以咨询您的vet为了更好的建议。
Caring
照顾好动物对于养育美国斯塔福德郡梗犬非常重要。众所周知，这些狗会口臭，因此应每周至少刷一次牙齿（最好更频繁），以防止口臭细菌生长。
Trim their nails as needed, although this can be difficult as the American Staffordshire Terrier dogs tend to not like to have their paws touched. Training them early will help to be comfortable with touching and grooming.
Check their ears for wax buildup and debris weekly, and clean as needed to avoid ear infection or pest infestation. Keep up with regular veterinary checkups and follow your vet’s advice for additional at-home care.
健康
The American Staffordshire Terrier dogs are generally healthy. But like all otherdog breeds，它们也容易患有某些健康状况。
Their common health problems include hip dysplasia, elbow dysplasia, hypothyroidism, demodectic mange, cerebellar ataxia, heart disease, and luxating patella. Always try to keep good contact with a vet in your area.
| Breed Name | American Staffordshire Terrier |
| 其他名称 | Amstaff |
| 繁殖大小 | Medium |
| 高度 | 16.9至18.8英寸高 |
| Weight | 23 to 36 kg |
| Good as pets | Yes |
| Climate Tolerance | All climates |
| Color | Any color |
| Lifespan | Between 10 and 15 years |
| Good for children | Yes |
| Rarity | Common |
| 原产地 | United States |
