Suddenly, the World Was Ruled by Animals

Humans have fallen from the top of the food chain and become as small as ants. They have to compete with rats and ants for food, survive beneath cats' claws, ride on cockroaches like they're airplanes, and fight with giant birds... Eat or be eaten: there is only one choice, and Xing Zhao chooses to eat! Only by eating can he gain the power to rule and dominate everything. How could he let animals rule over him?