Little yellow ants like to eat sugar, honey and so on. Small yellow ants are omnivorous, rich in food types, and like to eat meat, especially sweets, including sugar, honey, dairy products, cakes, vegetables and other foods. Yellow ant, also known as yellow ant or old ant, is a common ant species, which is native to tropical areas of South America or Africa and distributed all over the world. The yellow ant is 2 mm long, yellow or yellowish brown, with strong adaptability and strong reproductive ability. Widely distributed in urban and rural areas. Yellow ants often become a problem in human life. These ants will invade houses and offices in search of food and habitat. Because little yellow ants can carry germs and parasites and spread diseases. In addition, small yellow ants will bite food, causing food loss. In order to prevent the invasion of yellow ant, various measures can be taken. 1. Keeping the room clean without food residue and garbage can reduce the food sources that attract ants. Secondly, seal doors and windows and gaps to prevent ants from entering the room.