Cannibalism

Cannibalism is a human eating another human but it is quite disqusting.
The practice of cannibalism has been reported in many parts of the world and dates to prehistoric times. 
While the field of anthropology has identified different categories of cannibalism, it's still trying to fully understand the underlying behavior. The question remains, why did humans begin to eat one another? Anthropology is split on what basis to approach the concept.People eat other people.