A massive pup may age much more little by little in the beginning, but be nearing middle age at five. Small and toy breeds Do not become "seniors" right until all over age 10. Medium-sizing pooches are somewhere in the middle on both counts. Use this calculator to easily determine https://rylanrfsxc.blogpixi.com/33991440/5-simple-techniques-for-dog-years-to-human-years-formula