2. The eagle is at the top of the food chain, and the nemesis refers to the upper consumers who prey on a creature in the food chain or parasitic food chain. Hawks refer to different creatures in different contexts, usually small to medium-sized hawk-shaped daytime birds. Compared with eagles, falcons, owls and other raptors, they refer to the subfamily Eagle. In the Animal Atlas of China, it refers to the subspecies of the black-eared kite, which belongs to Araliae.