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0.01%机率 一边粉红一边蓝 雌雄同体蝴蝶

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编辑: 1   作者: 奇趣发现   时间: 2018/10/25 21:52:46  

这只蝴蝶在英国赫特福德郡蝴蝶世界项目孵化,被一位眼尖的年轻人在学校旅行途中发现。这种奇特的现象被称作“gynandromorph”。它雄性的一边呈现粉红色的翅膀,雌性的一边呈现白色的翅膀,在蝴蝶身上发生的机率是0.01%-见上图。

这种现象是动物在受精过程中性染色体不能成功分离引起的,不过这只蝴蝶出生时就没有形成完整的喙、饲管,不久后就死了,但该蝴蝶将被保存起来作为今后的研究之用。

点这里看大图。

下图:左、正常的雌性红斑大凤蝶,右、正常的雄性红斑大凤蝶。

[PIC]