evidence: They are safe to humans and their pets. Moreover, there is no risk of secondary poisoning to non-target animals and birds of prey either. Hence, natural rodenticides can be widely applied in livestock yards, farms, cafes, centers, game farms, industrial and retail premises, storehouses, schools, hospitals and other public areas and buildings in urban and rural locations. [...] Vegetable and cereal grain pellets with corn gluten are commonly used for rat extermination. One of the well known products is RatX. It is a natural rodenticide that kills common rat pests in houses and outdoors. Corn gluten grains are non-toxic to people, pets, raptors and all other wildlife. [...] Rats and mice are simply unable to digest the corn cob powder and corn gluten meal. Thus, the ingested baits cause the rodents to dehydrate. The corn cob and corn gluten absorb the liquids in the intestine, resulting in low blood pressure, blood thickening and circulatory collapse. Thus, the rats become lethargic and retreat to their burrows and nests. Afterward, they slip into a coma and die from a heart attack.