There are mosquitoes in Guangzhou, and there are many kinds of mosquitoes. Because Guangzhou is located in the subtropical zone of China, the temperature is high and mosquitoes are afraid of low temperature. There is no doubt that the high temperature in Guangzhou is very suitable for mosquito activities and reproduction. In a year in Guangzhou, mosquitoes are most common in spring and summer because of the high temperature and humidity. Mosquitoes are most active at night in a day, because they have phototaxis. During the day, it is bright outside and there are few mosquitoes in the house. When it gets dark outside at night, mosquitoes will fly to places with lights in the house. To sum up, there are really many mosquitoes in Guangzhou.