Tiger beetle is the coleopteran tiger beetle family insects collectively, is a class of medium-sized beetle, with bright metallic luster and rapid action ability is known. The head is large, the compound eyes are prominent, the antennae are filiform, and the elytra is long and can cover the entire abdomen. The adult body length is generally 17.5-22mm, 7-9mm wide, and each part of the body has a strong metallic luster. It is a carnivorous insect that is active during the day and can fly low to prey on small insects. Spend most of the time on the ground, good at chasing small insects and catching prey with long, powerful jaws. The larvae live in vertical holes dug by adults and retreat into the holes when frightened.