以鼠治鼠印度大学研究人员试验出制止家鼠的新式武器─－运用其它老鼠的气味。在自然界，具有高水平睾丸激素的雄鼠在尿液中分泌出的浓烈气味，会吓跑其它老鼠。印度科学家已经提取并通过聚合生产有这种气味的油脂来驱赶家鼠。人对这种气味是嗅不到的。（摘自《世界之窗》... Researchers at Indiana University tested new weapons to stop domesticated mice - using the smell of other rats. In nature, male mice with high levels of testosterone secreted strong odors from the urine and scared off other mice. Indian scientists have extracted and fattened the house mouse by polymerizing the fats that produce the odor. People can not smell this smell. (From “Window of the World” ...