Ladybugs are small insects in the family Ladybulaceae of the order Coleoptera. They are a general term for beetles with round protrusions, brightly colored bodies, often with red, black, or yellow spots, and a hemispherical body that is only the size of a soybean grain; The wings are hard and have a metallic luster. The ladybug family has many members and can be classified into different types based on the number of spots on their backs, such as the two star ladybug, seven star ladybug, and twenty-eight star ladybug.

It is a small insect with a usually small body shape and diverse colors, including black, brown, yellow, and red. A flexible and smooth or slightly hairy body wall, a chewing mouthpiece, and a well-developed upper jaw. The antennae are knee shaped and the abdomen is knotted, divided into two types: winged and wingless. Ants have diverse nests, usually underground, with excellent drainage and ventilation systems, built by worker ants. There is a wide variety of food, including animals, plants, honeydew, and fungi. It is a social insect with social characteristics of cooperative care for juveniles, division of labor, and generational overlap. They are one of the most common insects on Earth, with a large population and strong adaptability, almost spread all over the world.

It is a small insect belonging to the family Ladybugs in the order Coleoptera, known for its bright body color and spots. Usually between 1 and 10 millimeters in length, the body is round or oval in shape, with a variety of colors ranging from bright red, orange to black, dotted with black or white spots. Known for preying on pests, especially aphids, it is an important beneficial insect in agriculture and horticulture. The life cycle of ladybugs includes four stages: egg, larva, pupae, and adult. Their eggs are usually yellow in color, and after hatching, the larvae will prey on small pests such as aphids. As the larvae grow, they undergo several molts and eventually form pupae. Adult ladybugs have the ability to fly.

Mosquitoes are small insects in the family Mosquitoidae of the order Diptera. There are approximately 3300 species of mosquitoes worldwide, with 400 species discovered in China. Mosquitoes are distributed around the world. Adults prefer to inhabit concealed, dark, and poorly ventilated places. Indoors, they often live under beds, behind cabinets, doors, in crevices in walls, as well as in animal pens and basements. Outdoors, they often live in grassy areas, caves, cellars, bridge openings, stone crevices, and other places. Female mosquitoes start sucking blood 2-3 days after eclosion, while male mosquitoes do not suck blood and feed on plant sap. Mosquitoes not only bite, suck blood, and disturb the human body, but also spread diseases. There are four mosquito borne diseases in China, namely dengue fever, Japanese encephalitis, malaria, and filariasis.

Ladybugs are small insects in the family Ladybulaceae of the order Coleoptera, and are a general term for beetles with circular protrusions; Hongniang, Golden Turtle, Golden Turtle, Stinky Turtle, and Flower Sister. The body is brightly colored, often with red, black, or yellow spots, and has a hemispherical shape, only the size of a soybean grain; The wings are hard and have a metallic luster. Ladybugs are beneficial insects, with the Seven Star Ladybug being the most well-known. Adult ladybugs can prey on pests such as wheat aphids, cotton aphids, locust aphids, peach aphids, scale insects, and wall lice, greatly reducing damage to trees, fruits, and various crops caused by pests. They are known as "live pesticides" by people.