Cannibalism is the act of one individual of a species consuming all or part of another individual of the same species as food. To consume the same species, or show cannibalistic behavior, is a common ecological interaction in the animal kingdom, and has been recorded for more than 1,500 species. Human cannibalism is well-documented, both in ancient and recent times.The rate of cannibalism increases in nutritionally poor environments as individuals turn to other conspecific individuals as an additional food source. Cannibalism regulates population numbers, whereby resources such as food, shelter...