one year for a human is seven years for a dog.....human years ~dog years1~72~143~214~285~356~427~498~569~6310~70and so on.
one humen year is = to 7 dog years
it really depends on the breed but overall a human's lifespan is about 6 times that of a dog
well humans have long life and dogs don`t
98 years old!!!!! He / She is pretty old