天气预报 > 自然 > 蚕的身体一共有几对足
蚕的身体一共有几对足
更新时间: 2021-05-18 20:01:59  

1、蚕的身体一共有8对足,其中包括3对胸足,4对腹足以及1对尾足。

2、3对胸足能把持住桑叶,能帮助进食。4对腹足能帮助它前进。1对尾足能促使前半部分身体抬起来,这样能更好的进行过活动。蚕宝宝是以桑叶为食的。它属于完全变态昆虫,一生经过卵,幼虫,蛹和成虫四个阶段。

关键词: 身体 共有

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