我用一个下午,观察老鼠洞穴。我坐在一蓬白草下面,离鼠洞约二十米远。这是老鼠允许我接近的最近距离。再逼近半步,老鼠便会仓皇逃进洞穴,让我什么都看不见。这个蜂窝状的鼠洞里住着大约上百只老鼠,每个洞口都有老鼠进进出出,有往外运麦壳和杂渣的,有往里搬麦穗和麦粒的。那繁忙的景象让人觉得它们才是真正的收获者。老鼠洞分上中下三层。老鼠把麦穗从田野里运回来,先贮存在最上层的洞穴。中层是 I use one afternoon to observe the rat cave. I sat under a white grass, about twenty meters away from the rat hole. This is the closest distance the mouse allows me to approach. Then approached half a step, the mouse will fled into the cave, so I can see nothing. There were about a hundred mice in the honeycomb hole, and each hole had a mouse in and out of it. There were molasses and grains moving in and out of the shell. That busy scene makes people think they are the real harvesters. Mouse hole points on the lower three. The rats transported the wheat ears back from the field and stored them in the uppermost cave. Middle is