1. In the Sichuan dialect, "pig's bug" is a common name for the larvae of the bean moth, which are plump and dark green in color, with two red whisker horns on their heads, hence the name "pig's bug".

2, in the Internet language, the pig worm is sometimes used to describe people, especially cute or adorable look, usually used for boys to his girlfriend's nickname, to express a kind of praise and love of emotion.

3. In the Yunnan, Guizhou and Sichuan regions, "猪儿虫" is also a local dialect, which is used to refer to insects, but also to flirt with or express love for someone. Piggy bug is the old family dialect in Yunnan, Guizhou and Sichuan areas, it is a small insect about five centimeters long, dark green, fat Dun Dun fat, head of the two red whiskers. Piglet bugs (also known as "vegetable green bugs", "bean bugs"), is the most common order of insects. Most of them live in the fresh green vegetable leaves, and the young leaves of fruit trees, eating the young leaves of plants.