Most of the dog's physical and mental state has been finalized at about one year old, so in the first year of dog's life, the owner should spend more effort and time to take care of it. Maybe there are no major problems, but there are many small problems. Before it matures, the owner should not confirm its IQ too early, and do not be discouraged too early.

1. From birth to one week of age

At birth, the eyes and ears of the puppy are tightly closed, and they cannot Standing and walking, the reflex action of pumping is quite strong, and a large amount of migration antibodies can be obtained from colostrum, which is enough to protect it until two months of age. Proper insulation is required during this period, especially in the cold winter, because the puppy cannot maintain a normal body temperature on its own. A few dogs that need tail docking can be done about four days after birth, because the pain is very weak during this period, and no anesthesia is needed.

2. One week to three weeks of age

About ten days to two weeks, the puppy's eyes and ears begin to open, and the sense of smell slowly begins to function , Gradually learn to stand and walk, stumble looking for milk to suck. The new world is very new to them, so try to avoid excessive stimulation of sound and light. The dog's ancient inheritance of wisdom has enabled him to urinate and urinate outside the den. After two weeks, the baby teeth began to grow.

3. One to two months of age

This is the social period for the puppy, and it begins to get to know its family and its owner. At one to two months of age, the puppy's eating habits begin to change to semi-solid foods such as meat sauce, soaked dry food, and water. The deciduous teeth gradually grow, and when breastfeeding, they will bite the mother and gradually wean off the milk. Its curiosity kicks in quickly, and it likes to bite on anything it can find.

Dogs need health checks, deworming, and vaccinations. At the same time, you can start to let it live in its own nest and sleep in its own bed. At this time, you might as well tie a bell around the dog's neck to prevent it from being accidentally stepped on by adults and children when it walks around.

4, 2 to 4 months of age

Deworming and preventive injections are all things that the owner should pay attention to during this period; at the same time, start basic life training , make it accustomed to combing and brushing. After the basic immunization has been injected, a heartworm preventive should be taken.

5, four to five months of age

The deciduous teeth begin to be replaced, the permanent teeth grow one after another, and the dog's mouth will be very itchy. Bite everything you can. At this time, you might as well give it a dog bone, an unbreakable toy. Do not let it bite slippers, leather shoes, cloth shoes, wood, cloth or other indigestible and indigestible things such as ** bones, beef bones, chicken bones, etc., which will easily cause digestive tract obstruction, loss of appetite, and even vomiting,

The nipple hair begins to fall, starting on the head and then on the back. Finally, the fluffy fine hairs can be seen all over the body, which are replaced by new brighter and thicker hairs. At this time, help it brush and comb its hair. Avoid hairballs.

6, 6 to 7 months of age

You can start giving your dog basic obedience training, two or three times a day, for five to ten minutes each time.

7, 8 to 9 months of age

The medium and small dogs are close to maturity, and their teeth and coats have also been completed. Male and female dogs can begin to be sterilized. The female dog can be operated on about two weeks after the first heat is over.

8, ten to twelve months of age

The dog is almost fully grown, the size is fixed, the weight gain is slow, and the personality gradually stabilized. Large dogs are not fully grown until fifteen to eighteen months of age.

9. One-year-old age

One-year-old age is equivalent to eighteen years of human age. equivalent to the biological age of a human. For example, a five-year-old dog is equivalent to our thirty-four years old.

Dogs after one year of age have fewer physical problems. If there is still something wrong with the behavior, it must be corrected as soon as possible. In this way, people and dogs will get along very happily in the next ten years or so, and they will become more and more tacit and considerate.