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蝴蝶犬怎么看多大了

蝴蝶犬怎么看多大了

蝴蝶犬的大小主要以牙齿的生长情况、齿峰及牙齿磨损程度、外形颜色等综合判定;20天左右 开始长牙,4~6周龄乳门齿长齐,2~4月龄开始更换乳齿,8月龄以后全部换上恒齿,l岁恒齿长齐,1 5岁开始有齿尖峰磨灭。

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