What kind of insect is this? Please give me some information.

The hornworm is also called the beetle.

Beetles are the general name for Cerambycidae insects in the superfamily Coleoptera. They have chewing mouthparts and very long antennae that often exceed the length of the body. There are more than 20,000 species in the world. Some species are pests whose larvae live in wood and can cause damage to trees or buildings.

Beetles are herbivorous insects and will harm woody plants, including most pine, cypress, willow, elm, walnut, citrus, apple, peach and tea, as well as some cotton, wheat, corn, sorghum, Sugarcane and hemp, etc., as well as a few wood, construction, house and furniture, etc., are the main pests on forestry production, crop cultivation and construction wood.

There are about 40,000 species of beetles in the family Cerambycidae (order Coleoptera). Their common English names are derived from the extremely long antennae of most species. Distributed around the world, but most in the tropics. It is 0.4 to 18cm long, but if the antennae are included, the length can be increased by 2 to 3 times. Many adults (such as the European Clytus arietes) collect pollen and are yellow, black, and orange in color, resembling wasps; some tropical species of the genus Clytus look like ants; the African Clytus arietes The cow (Pterognatha gigas) resembles a patch of moss or lichen with several threads (outstretched tentacles).