How many years can dogs live?

Generally speaking, the life span of dogs is 10- 15 years. Dogs enter adulthood from infancy at about 1 year old; 2-5 years old is the prime of a dog; Enter old age after 7 years old; But 10-year-old dogs, reproductive ability has stopped.

Dogs kept indoors live longer, and some can live to be 20 years old. The life span of dogs is related to breed and feeding management. If it is a mongrel dog, it will live longer than a purebred dog, a small dog will live longer than a large dog, a male dog will live longer than a female dog, and a black dog will live longer than other variegated dogs.

Dogs (Latin dogs) belong to Chordata, Vertebrate, Mammalia, Carnivora, Schipoda and Canidae. Chinese is also called "dog", and dogs are distributed all over the world. Dogs, horses, cows, sheep, pigs and chickens are also called "six animals".

Some scientists believe that dogs were domesticated by early humans from gray wolves. The domestication time was from 40,000 years ago to 1.5 million years ago, and it has developed to this day. Known as "the most loyal friend of mankind", it is the pet with the highest feeding rate at present. Its life span is about ten years. In China culture, dogs belong to one of the 12 Zodiacs, ranking 1 1 among the 12 Zodiacs.

Dog is a very common canine mammal, and it is also the pet with the highest feeding rate. According to United Nations statistics, there are about 600 million dogs in the world and about 200 million dogs in China. Dogs are the earliest domesticated animals.