既然老鼠的危害那么大,那为何几百年来人类没有大规模的灭鼠?

2025-04-08 07:39:50
推荐回答(4个)
回答1:

要想维持生态平衡,就不能大规模的消灭一种生物。毕竟每一种生物都有它存在的意义。说到老鼠,大多数人会想到这句由两部分组成的寓言式谚语,“老鼠过街,每个人都喊打,”有些孩子可能会想到《猫跟老鼠》的卡通,有些食物也会想到美味的烤竹老鼠。然而,老鼠和人类之间的斗争从未停止过。直到现在,老鼠仍然对我们的日常生活造成严重的伤害,比如偷食物和吃家具。既然老鼠的危害如此之大,为什么数百年来人类没有大规模杀死老鼠?自从人类学会种植作物,老鼠就开始“跟随”人类。食物聚集的地方通常是老鼠的“天堂”。这里不仅有无尽的食物,还有干净的水和新鲜的住所。

此外,在人类的保护下,老鼠可以躲避天敌,如蛇、猫头鹰、黄鼠狼等。即使在人类驯养猫之后,猫也不把老鼠作为它们的主要食物,所以它们对老鼠没有太大的威胁。因此,老鼠可以说是人类“最讨厌”的动物。在历史上,人类也尝试过许多灭鼠活动。1930年,纽约当地政府用芥子清理莱斯岛上的老鼠。未来,各种灭鼠杀虫剂也被开发出来,人类还专门设计了一种剧毒杀虫剂——滴滴涕(DDT),用于灭鼠。

然而,这些措施只在短时间内控制了老鼠的数量,老鼠每隔一年或几个月后再次活跃起来。据统计,一对成年老鼠每年可以繁殖大约15000个后代。如此强大的繁殖能力只能让人类感叹啃食的前景。然而,以上都是指农场老鼠和家鼠,而圣卢西亚的巨型米老鼠于1852年在伦敦动物园灭绝,安第斯山脉的巨型米老鼠也因火山爆发而灭绝。澳大利亚的子弹尾鼠和跳跃鼠也在外来物种的入侵下灭绝了。分析这些老鼠灭绝的原因,不难发现只有自然环境的影响,或者被海洋包围的岛屿,老鼠才能完全灭绝。

然而,我们普通的老鼠总是和人类分不开的。无论人们住在哪里,老鼠都会跟着他们。即使城市里没有积粮,城市里的垃圾桶也成了老鼠的“第二天堂”。此外,野生老鼠不能随意杀死。例如,美国的草原狗每年吃掉7%的草原饲料。当政府准备大规模消灭老鼠时,一些动物保护组织站出来反抗。因为老鼠是黑脚雪貂的主要食物来源,消灭它们相当于消灭伪装的黑脚雪貂。总之,老鼠的“猖獗”主要是因为人类为它们提供了高质量的生活场所。如果他们想杀死老鼠,他们必须消灭这种情况,但对于现阶段的人来说,这根本是不可能的。

回答2:

这个一般来说的话是因为老鼠的繁殖速度太快了,而且所处的环境比较隐蔽,无法大规模的灭鼠。

回答3:

主要原因是老鼠繁殖能力太强,对环境适应能力太强,它们的行踪过于隐蔽!人类目前还没有消灭它的能力!

回答4:

科学家对这个问题也在探讨,一个是老鼠一个是庄稼害虫,杀了这么多年了为啥灭不绝?总结了一下有这种说法:无论是工具还是药物,公老鼠在临死时发出一种叫声,这种叫声能刺激母老鼠的卵巢排卵,杀死一只,排二个卵,杀死二只排四个,杀死四个排八个,越杀下崽儿越多,所以杀不净。

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