The double horned hornbill is a bird species belonging to the family Rhinocerotidae in the order Nymphalidae, also known as the Great Rhinoceros, the Great billed Sparrow, the Robby, and the Vajra. It is distributed in India, Bangladesh, Indochina Peninsula, western Indonesia and other places. In China, it is mainly distributed in the west and southwest of Yunnan and southeast of Xizang. Residing in evergreen broad-leaved forests in low mountains and foothills below an altitude of 1500 meters. Mainly feeds on fruits and seeds of various tropical plants, as well as animal food such as large insects, reptiles, and rodents. During the season when the fruits are ripe, hornbill flocks mostly stay in one place to feed until they run out of food before switching to a new feeding location.