龟的雌雄鉴别
<span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">通常来说，体型小的幼年龟（个体重</span><chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="250" unitname="克"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; mso-fareast-font-family: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">250</span><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">克</span></chmetcnv><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">以下）因性未成熟，性别难以鉴定。某些</span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; mso-fareast-font-family: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">JS</span><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">在出售幼年巴西龟时，说可以根据腹甲花纹来判断性别，这完全没有科学根据。同年龄的龟，雌性个体体形总是大于雄性个体。常见的巴西龟雄龟个体重达</span><chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="300" unitname="克"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; mso-fareast-font-family: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">300</span><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">克</span></chmetcnv><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">，雌龟个体重</span><chmetcnv wst="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="500" unitname="克"><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; mso-fareast-font-family: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">500</span><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">克</span></chmetcnv><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">左右性成熟。其它龟类因品种不同而标准也不同。</span><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; mso-fareast-font-family: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;"></span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; mso-fareast-font-family: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;"><br/></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;"> 总体来说对于常见的龟，无论水龟还是陆龟，从体形上通常可以通过以下性别特征来鉴定其性别︰</span><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; mso-fareast-font-family: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; mso-fareast-font-family: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;"><br/></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">雌性龟︰背甲较短且宽，腹甲平坦中央无凹陷，尾细且短，尾基部细，泄殖孔距腹甲后缘较近，腹甲的</span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; mso-fareast-font-family: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">2</span><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">块肛盾形成的缺刻较浅，缺刻角度较大。</span><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; mso-fareast-font-family: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; mso-fareast-font-family: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;"><br/></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">雄性龟︰背甲较长且窄，腹甲中央略微向内陷，尾粗且长，尾基部粗，泄殖孔距腹甲后缘较远，腹甲的</span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; mso-fareast-font-family: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">2</span><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">块肛盾形成的缺刻较深，缺刻角度较小。</span><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; mso-fareast-font-family: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; mso-fareast-font-family: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;"><br/></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">对于大多数种类的同年的成年龟，雄龟体形较薄而小；雌龟体形圆浓且大。</span><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; mso-fareast-font-family: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; mso-fareast-font-family: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;"><br/></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">此外对于成熟个体还可以透过下面的方法进行鉴别︰</span><span style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; mso-fareast-font-family: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;">
</span></span><span lang="EN-US" style="FONT-SIZE: 9pt; FONT-FAMILY: Verdana; mso-fareast-font-family: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-TW; mso-bidi-language: TH;"><br/></span><span class="postbody1"><span style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-family: "Angsana New"; mso-font-kerning: 1.0pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: TH;"> 将龟的腹甲朝上，左手的大拇指、食指二中指分别将龟的前肢、头压迫缩入壳内，右手将龟的尾摆直，若龟的泄殖腔孔内有黑色的阴茎伸出，则为雄性；若龟的泄殖腔孔排出泡泡或稀黏液，则为雌性。</span></span> 再看一下 学到。。顶 。 随便转一个 要自己写,老师不能这么懒 学习学习了 有一次以为买的是一对草龟，过很久发现一只公花龟上那只“公”的草，原来都是母的。。。。。。 如果有图就好了···········新手很多是看不明白的·····:) 灌水赚经验，闪人
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