1. at birth, Teddy’s eyes and mouth are closed, no teeth, no sound, and no walking. 2. at 7-15 days old, Teddy slowly opens his eyes, hears some sounds, and starts to crawl. 3. at 20 days old, Teddy starts to get milk teeth. 4. at 30 days old, he walks normally and runs around like crazy. 5. at 45 days old, he is weaned and starts to eat wet dog food. 6. at 4 months old, all physical features are basically set. 7. at 8 months old, all physical features are basically set. At 4 months of age, the baby hair and teeth are replaced, the wet dog food is gradually changed to dry dog food, and the body starts to grow like crazy.7. At 8 months of age, all physical features are basically set, the body length and height are slowly developing, and the first heat starts.8. At 12 months of age, the skeleton is basically set and sexually mature.
