Dog years by age
Puppy1dog year≈ 31 human years by UCSD · size-adjusted range 15–15.
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Adolescent2dog years≈ 42 human years by UCSD · size-adjusted range 24–24.
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Adult3dog years≈ 49 human years by UCSD · size-adjusted range 28–31.
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Adult4dog years≈ 53 human years by UCSD · size-adjusted range 32–38.
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Adult5dog years≈ 57 human years by UCSD · size-adjusted range 36–45.
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Adult6dog years≈ 60 human years by UCSD · size-adjusted range 40–52.
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Senior7dog years≈ 62 human years by UCSD · size-adjusted range 44–59.
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Senior8dog years≈ 64 human years by UCSD · size-adjusted range 48–66.
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Senior9dog years≈ 66 human years by UCSD · size-adjusted range 52–73.
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Senior10dog years≈ 68 human years by UCSD · size-adjusted range 56–80.
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Geriatric11dog years≈ 69 human years by UCSD · size-adjusted range 60–87.
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Geriatric12dog years≈ 71 human years by UCSD · size-adjusted range 64–94.
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Geriatric13dog years≈ 72 human years by UCSD · size-adjusted range 68–101.
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Geriatric14dog years≈ 73 human years by UCSD · size-adjusted range 72–108.
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Geriatric15dog years≈ 74 human years by UCSD · size-adjusted range 76–115.
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