2. Feed dog food with balanced nutrition. Buy dog food specially for puppies, not warm dog food: first, nutrition is not lost; Second, biting dry feed is also helpful to the mouth;
3, 2 months old, need an injection, can't take a shower at least 1 week after the injection. And don't take a bath often at ordinary times, you will get skin diseases, and puppies are easy to catch a cold. Wash once every two weeks;
4, pay attention to calcium supplementation is very important, but not too much, too much calcium will precipitate in the bones, and the bones will hurt when touched. But calcium deficiency can lead to O-legs and drooping ears. Eat cooked egg yolk no more than three times a week.
origin of species
Dogs are domesticated by wolves. As early as the era of hunting and gathering, people have domesticated dogs as hunting assistants. So dogs are the earliest domesticated domestic animals. Dog bones have been found in Cishan, Wu 'an, Hebei, Peiligang, Xinzheng, Henan and Hemudu, Yuyao, Zhejiang, which proves that it has a long history of domestication.
The dog-shaped scorpion unearthed from Sanlihe River in Jiaoxian County, Shandong Province is vivid and lifelike, which makes us see the morphological characteristics of domestic dogs in Neolithic Age. The dog bones unearthed from Anbanpo site in Xi 'an, Shaanxi, have small skulls, protruding frontal bones, small cracked teeth and curved horizontal edge of mandible, which is quite different from that of North China wolves, indicating that the history of human domestication of dogs is indeed very early.