为什么有的蛆有尾巴

2025-03-15 21:11:01
推荐回答(4个)
回答1:

这个是因为他的父辈基因不同,所以有些蛆才会长出尾巴的。

鼠尾蛆:
鼠尾蛆(Rat-tailed maggots),鼠尾蛆属昆虫的幼虫,因长着长长的尾巴,形态像老鼠,故名。它是“蜂蝇”的幼虫。形态:体短,圆柱形,末端有如鼠尾的长尾,比身体长,故名“鼠尾蛆”。
蜂蝇:
拉丁名为Eristalomyia tenax,是节肢动物门食蚜蝇科的一种动物。它的体型如蜜蜂,长约15mm;头部触角的触角芒简单无分枝。因为外形上颇似雄性蜜蜂,蜂蝇可以有效地吓退入侵者,被誉为自然界11种"伪装高手"之一。它的成虫喜出入于花丛间,栖息于野外。它的幼虫是一种中药,用于健脾消食。(引自:百度百科,相关词条,“蜂蝇”,“鼠尾蛆”)

回答2:

主要是苍蝇的品种不同所产生的蛆也有不同之处,有些是金苍蝇,有些大苍蝇,有些小苍蝇它们的所产生的后代当然不一样,所以产生了有些蛆有尾巴有些没尾巴,这是正常的.

回答3:

有尾巴的蛆是即将结茧化蝇的蛆,有尾巴方便爬到高处墙角去结茧。快结茧的蛆就会长出尾巴来。

回答4:

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