age that a puppy is an adult
1 Puppyhood ends between six and 18 months of age. 2  Adolescence starts between six and 18 months of age. 3  Adulthood starts between 12 months and three years of age. 4  The senior years begin between six and 10 years of age. 5 Months-It is not uncommon for a Yorkie to have a perfect bite and then at the age of 5 months, their bite can go off track, sometimes within just a matter of days. A good bite is crucial to properly chewing and digesting dog food. Overlapping teeth can be a perfect place for bacteria to hide and grow. Weaning from a liquid diet to a solid diet will begin. 8 Weeks-At this age, in most countries it will be legal for a Yorkie puppy to be given to his or her new home. If training has not begun, the puppy is ready! Also, the Yorkie puppy will should be on a solid diet of regular puppy food and be will weaned from mama. Some dogs are still growing when they are one year of age. Growing from a puppy to an adult occurs at different rates for all dogs. Small breeds reach adult growth faster than large breeds. However, physical growth is only one measure of your dog's maturation. Physical Maturity. Small dogs reach their adult height between 10 to 12 months of age. Small breeds are dogs up to 30 pounds when fully grown. Medium breeds reach full growth between 12 to 16 months of age. Medium breeds are dogs between 30 and 80 pounds when fully grown. 1 Adolescence starts between six and 18 months of age. 2  Adulthood starts between 12 months and three years of age. 3  The senior years begin between six and 10 years of age. Puppy food can be switched over to adult dog food. 8 Years and Older-The Yorkshire Terrier is now consider to be a senior dog and care must be taken to change dog food and increase veterinarian visits, among other changes. The Senior. There is no steadfast rule or official age that a Yorkie is considered to be a senior. How long each stage lasts. On average, smaller dogs mature faster and live longer than larger breeds; bigger dogs mature later and generally know shorter spans of adulthood and senior citizenship. That said, every dog develops and ages at her own rate. The following is a rough breakdown of the stages of canine life: 1  Puppyhood ends between six and 18 months of age. 2  Adolescence starts between six and 18 months of age. 3  Adulthood starts between 12 months and three years of age. This is also the stage when dogs learn their social skills, so training and socialization is very important now. 2 - 5 years of age can be considered the young adult stage. This is the period of life when the dog has finished its growing and is active and healthy. Its diet should be of a maintenance type. 5 - 8 years of age is the equivalent to middle age. The dog begins to slow down and minor health concerns may start to crop up such as mild arthritis or heart murmurs. At this stage diet should be watched as some dogs have a tendency to become overweight. Rating Newest Oldest. Best Answer: For a dog that lives to the average of about 10 years: 0 - 2 years of age is the growth stage. This the period of time when the dog does its developing, both physically and mentally.
12 months and three years of age.