Excuse me, what kind of bug is this and what it eats! Can I be a pet? Don't!

Long-horned beetles: herbivorous insects, which mostly harm woody plants, such as conifers, willows, elms, oranges, apples, peaches, tea, etc., some harm herbaceous plants, such as cotton, wheat, corn, sorghum, sugarcane, hemp, etc., and a few harm wood, buildings, houses, furniture, etc. It is an important pest in forestry production, crop cultivation and building wood.