我曾亲眼见过这样的场景:一群蚂蚁在大雨即将来临时,敏感地嗅到了危险,它们成群结队,没有忙乱与躁动,紧张而忙碌地工作着,把家搬到另外一个安全的地方。我也曾亲眼见过这样的场景:一场大风把屋前树上的鹊巢吹落到地上,那些用嘴一根根衔来的草棍,瞬间四散。我以为鸟儿们会搬 I have witnessed such a scenario: a group of ants smelt sensitively when the heavy rains are approaching. They are in groups, without hecticness and restlessness, working nervously and busy, moving their home to another safe place . I have also witnessed such a scene: a strong wind blows the magpie nest on the tree in front of the house onto the ground, and the grass sticks which come from the roots of a tree are instantly scattered. I thought the birds would move