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| Canine-Human Physiological Age Comparison |
| CANINE |
| CANINE |
| HUMAN |
| HUMAN |
| 6 months 1 year 2 years 3 years 4 years 5 years 6 years 7 years 8 years 9 years 10years |
| 12 years 15 years 24 years 28 years 32 years 36 years 40 years 44 years 48 years 52 years 56 years |
| 11 years 12 years 13 years 14 years 15 years 16 years 17 years 18 years 19 years 20 years 21 years |
| 60 years 64 years 68 years 72 years 76 years 80 years 84 years 88 years 92 years 96 years 100 years |
| Table 13.1 from Understanding and Training Your Dog or Puppy |
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| H. Ellen Whiteley, D.V.M., All Rights Reserved |
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