内容正文:
蜗牛
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5
观察蜗牛的身体
1.用放大镜观察蜗牛,我们看它的身体由哪几部分组成?
2.用小棒或铅笔轻轻触碰蜗牛的身体时,蜗牛有什么反应?
温馨提示:
1.静静地、仔细地观察。
2.不伤害蜗牛。
3.填好记录表。
用放大镜观察蜗牛,我们观察到了什么?
眼睛
两对触角
用小棒或铅笔轻轻触碰蜗牛的身体时,蜗牛有什么反