Four Stages of a Dog's Life

 With good care, sound genes, a bit of luck, and depending on size, the average dog lives from 12 - 15 years. Larger breeds such as Great Dane, Neapolitan Mastiff, St. Bernard, Irish Wolfhound most commonly have a 7-10 year life span. Smaller and toy breeds, such as Chihuahua, Poodles, and Yorkshire Terrier can live 16-20 years! Mid size dogs fall in the middle. Nonetheless, all dogs, no matter what breed, have four chapters to their life.
The four chapters in a dog's life are: