This kind of bee is a giant in the bee family, with a body length of more than 4 centimeters, and a width of 10 centimeters when its wings are spread out. Its hard wings are like amber onion slices, reflecting purple light, and its thick legs The joints are covered with rows of rough short hairs, a huge frame, a strong head, and a hard head shell on the outside. It is clumsy and slow to react. It takes a lot of effort to fly. It is silent and cannot fly. How far.