由于气候、食物和住房因素,现在洛杉矶的鼠类人口在美国最高,超过了芝加哥。 Los Angeles now has the highest rat population in the U.S., surpassing Chicago, due to climate, food, and housing factors.

根据Orkin的最新评估, 结束芝加哥长达十年的统治, 洛杉矶已超越芝加哥, 成为美国老鼠人口最多的城市。 Los Angeles has surpassed Chicago as the U.S. city with the highest rat population, according to Orkin’s latest assessment, ending Chicago’s decade-long reign. Orkin引述LA的温暖气候、密集的城市地区、食物丰足、以及无家可归的营地是关键因素。 Orkin cites LA’s warm climate, dense urban areas, food abundance, and homeless encampments as key factors. 老鼠携带疾病和破坏基础设施,繁殖迅速,难以控制。 Rats, which carry diseases and damage infrastructure, reproduce rapidly, making control difficult. 芝加哥正在测试非致命性生育控制粒子,作为减少鼠类努力的一部分。 Chicago is testing non-lethal fertility control pellets as part of its rodent reduction efforts.