同学们学习了节肢动物这章节后 ,了解了关于节肢动物的一些知识 ,如它们的形态结构特点、生理功能等。足是用来走路的 ,其实不尽然 ,下面介绍几种奇特的节肢动物足。弹力特强的足 :跳蚤体内有微小的一滴蛋白质 ,虽然体积很小 ,但弹力却很大。当跳蚤准备起跳时 ,它就开始不断地 After learning the arthropods section, the students learned about some arthropods, such as their morphological characteristics, physiological functions, and so on. The foot is used to walk, in fact, not completely, here are a few kinds of exotic arthropod foot. Very strong elastic foot: There is a tiny drop of protein in the fleas, although the volume is small, but the elasticity is great. When the fleas are ready to take off, it begins to