种蛇交配的管理方法

mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:<em></em> minor-fareast;mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">蛇类出生后一般2 "MS Mincho"">〜3 mso-ascii-font-family:Calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:<em></em> 宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:Calibri;<em></em> mso-hansi-theme-font:minor-latin">年可以达到性成熟。性成熟 宋体;mso-ascii-font-family:Calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:<em></em> 宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:Calibri;<em></em> mso-hansi-theme-font:minor-latin">的标志是雄蛇的睾丸和雌蛇的卵巢中开始具有成熟的性 mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:<em></em> Calibri;mso-hansi-theme-font:minor-latin">细胞，可以进行交配繁殖。雄蛇较雌蛇的成熟期较早， mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:<em></em> Calibri;mso-hansi-theme-font:minor-latin">小型的蛇较大型的蛇性成熟早。

mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:<em></em> minor-fareast;mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">交配前，雄蛇主动寻觅雌蛇，称为逐偶。嗅觉在逐 minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;<em></em> mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">偶过程中起重要作用。即交配季节，雌蛇的皮肤和尾基 minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;<em></em> mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">部嗅腺会分泌出一种特有的强烈气味，雄蛇可跟踪气味 minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;<em></em> mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">找到雌蛇。冬眠群居有利于增加雌蛇与雄蛇相遇的机会。 minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;<em></em> mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">春天出蛰后雄蛇和雌蛇往往就在冬眠场所附近进行交配， minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;<em></em> mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">然后才分散觅食活动。

mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:<em></em> minor-fareast;mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">雌雄蛇相遇后，主要借嗅觉相互识别，雄蛇以交配 minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;<em></em> mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">器插人雌蛇的泄殖腔进行交配，每次交配只使用一侧的 minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;<em></em> mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">交配器。在交配季节，一条雄蛇可与若干条雌蛇交配， minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;<em></em> mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">而雌蛇只能交配1 mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:<em></em> minor-fareast;mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">次。因此人工养蛇可以按一雄数雌的 minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;<em></em> mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">比例配备。交配期在春末夏初及秋季。每次交配时间可 minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;<em></em> mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">持续30 mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:<em></em> minor-fareast;mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">分钟到12 mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:<em></em> minor-fareast;mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">个小时，如蝮蛇近30 mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:<em></em> minor-fareast;mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">分钟，黑眉锦蛇 11 mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:<em></em> minor-fareast;mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">小时，红点锦蛇20 mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:<em></em> minor-fareast;mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">小时。交配后，精子存留于雌蛇输卵管及泄腔壁，待排卵时受精，开始胚胎发育。精子 minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;<em></em> mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">在雌蛇输卵管内可存活3 "MS Mincho"">〜5 mso-ascii-font-family:Calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:<em></em> 宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:Calibri;<em></em> mso-hansi-theme-font:minor-latin">年。在交配繁殖季节应投 宋体;mso-ascii-font-family:Calibri;mso-ascii-theme-font:minor-latin;mso-fareast-font-family:<em></em> 宋体;mso-fareast-theme-font:minor-fareast;mso-hansi-font-family:Calibri;<em></em> mso-hansi-theme-font:minor-latin">喂充足食物。

mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:<em></em> minor-fareast;mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">蛇类的繁殖方式有卵生和胎生两种。大多数种类的 minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;<em></em> mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">蛇都是卵生。产卵的数目因雌蛇的年龄、种类和个体大 minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;<em></em> mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">小而异。一般一次产卵十几枚，有的种类如盲蛇每次仅 minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;<em></em> mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">产2 mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:<em></em> minor-fareast;mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">枚卵，而蟒蛇多达1 mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:<em></em> minor-fareast;mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">〇〇枚左右。蝰蛇属卵胎生，产 minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast;<em></em> mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">仔可达60 mso-ascii-theme-font:minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:<em></em> minor-fareast;mso-hansi-font-family:Calibri;mso-hansi-theme-font:minor-latin">多条。