Dog lifespan

Recently, a dog's life is extended, but no longer, even if the dog is up to 20 years or so. Dogs mature fast, female dogs in the post-meet on the first six months of the rut come. One-year-old in before and after the second meet of the rut, and can fully become pregnant.
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Meng growth rate of the end of the dog, but different people at the annual increase in the one-year-old, and since then slowly the old dog. People 1-40 years old on the physical weakness, 1-70 rapid-year-old suddenly forgotten, but the dogs will not be nearly so. As a result of the different dog life varies, it is common in about half of the die, continued to dog the prime of life with a view to the physical, strength.
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