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约克夏什么时候发情

约克夏什么时候发情

约克夏母犬的第一次发情大约是在出生后6-8个月大的时候,此时狗狗的生殖器官基本发育成熟;成年后的约克夏母犬每年还会发情两次,一般是在春季3到5月之间,和秋季9到11月之间。

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