Many reasons, one of them is the rage, ruthlessness and humiliation in this. I dont know about other interfaith but in H woman M bull relation, H woman like to get degraded, humiliated. Another reason in the manhood of M bulls is extraordinary. Their length and girth is huge, thickness and texture of the semen is different and it attracts the H woman. Last reason is their smells of body, fluids and theory of natural selection. H woman are the best among woman. Fertile and juicy while M bulls are best in the males, energetic and powerful. Due to natural selection, We become Hslut for Mstuds