Reading Triumph of the Nomads by Geoffery Blainy and came accross this:
In that century (18th Century) cannibalism was often regarded as the antithesis of civilization, and so viewed even by many who regularly took Holy Communion and believed they were thereby eating the body and drinking the blood of Christ. In fact, may aboriginals ate human flesh in the same spirit, believing that they thus acquired some of the strength of those who had died.
It is interesting that this ancient people had this belief; that in a strange way some similarity to Christianity...