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地球上每过几年就要发生一次大地震。每当大地震来临时,震中房屋倒塌,人畜伤亡,损失惨重。但每次大地震之前,大自然的动物们都会向人类发出警报,而鱼儿便是人们公认的“活地震仪”。1975年2月4日,我国辽宁的营口、海城发生7.3级大地震。地震前,庄河县水产站平时性情温顺安静、总向一个方向游动的罗非鱼突然分散,四处乱窜,喂食也不吃,一直持续到地震来临;而北镇县金城镇养鱼场的鲢
A major earthquake happens every few years on Earth. Whenever a major earthquake comes, the epicenter collapses and people and livestock are injured and suffered heavy losses. But before every earthquakes, nature’s animals will send out warnings to humans, and fish are known as “living seismographs.” February 4, 1975, Yingkou, Liaoning, China Haicheng 7.3 magnitude earthquake. Before the earthquake, Zhuanghe aquatic products station usually gentle and quiet, always moving to a direction of tilapia suddenly dispersed scattered around fleeing, feeding do not eat, has continued until the earthquake; and the North Town Jincheng fish farm Silver carp