''Hungry Ghosts have huge, empty stomachs, but their thin necks don't allow nourishment to pass. Food turns to fire and ash in their mouths.
Hungry Ghosts (Pretas) are pitable things. They are wasted creatures with huge, empty stomachs. Their necks are too thin to allow food to pass. So, they are constantly hungry.
Greed and jealousy lead to rebirth as a Hungry Ghost. ......................
Psychologically, Hungry Ghosts are associated with addictions, compulsions and obsessions. People who have everything but always want more may be Hungry Ghosts''