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猫为什么能把老鼠吃了
更新时间: 2020-09-06 00:00:00  

科学家经过实验表明,猫一旦不吃老鼠,它们的夜视能力都会下降,就会在夜里变成瞎猫。一种叫做牛黄酸的物质能提高哺乳动物夜间的视觉能力。然而猫的体内不能产生牛黄酸,一旦缺少牛黄酸,猫就会慢慢的失去夜间活动能力。老鼠体内含有这种物质,所以猫才会通过捕食老鼠来保持牛黄酸在体内的含量,来保持和提高夜视能力,正常的生活下去。

关键词: 为什么 老鼠

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