There is no specific explanation for how many hairs on a dog's chin are good. As long as the dog is healthy and listens to its owner, it is a good dog. Nowadays, raising dogs in cities requires a dog license. Many dog ​​breeds cannot apply for a dog license. Parents are advised to go to the relevant departments to understand the dog-raising regulations clearly before raising them, and do not buy a dog breed that cannot be issued a dog license.

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Dogs can be vaccinated when they are two months old. They need to be vaccinated against rabies when they are three months old before they can apply for a dog license.