dog
Dog (scientific name: Canis lupus familiaris), modern commonly known as dogs or dogs, a common canine mammals, biological classification is a subspecies of wolves. The dog was the first to be domesticated. Was fed as a dog, the dog returned to the wild no one called "wild dog" or "stray dog". The dog's life is about ten years old, similar to the average life expectancy of the cat. If there is no accident, the average life expectancy is small dog. DNA analysis shows that dogs are not just relatives of Canis lupus, but also the mixed race of different wolf subspecies. The ancestors of modern dogs began to be domesticated in Western Europe by about 11,000 to 16,000 years ago. Older dogs, such as those found in Belgium for 36,000 years and about 33,000 years ago, were shown Has been interrupted by the acclimatization of these earlier ancient dogs have not left the existing offspring. Dogs are used to do all kinds of things: home care homes, hunting, sledding, carts, police, military, pet, help people with disabilities and so on. ...