係咪一定要做到背對背先至算係成功交配?
如果冇背對背嘅話有冇機會會有BB呢?
早一個月嘗試帶我隻狗去配種, 但係試過好多次都做唔到背對背呢個動作,
隻狗公自己走翻出嚟, o甘嘅情况下有冇機會令到我隻狗有BB呢?
收錄日期: 2021-04-25 14:45:50
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20080414000051KK02946