Rule 34 Dev - anal anal_penetration animal_genitalia animal_penis bodily_fluids bound cum cum_while_penetrated duo equine_genitalia equine_penis erection from_behind_position genital_fluids genitals handjob hands_tied hooves human_on_taur human_penetrating human_penetrating_male human_penetrating_taur interspecies male male/male male_on_human male_on_taur male_penetrated male_penetrating male_penetrating_male male_penetrating_taur orgasm penetration penile penile_penetration penis quadruped reach_around sex sheath taur_penetrated rimestar european_mythology greek_mythology mythology centaur equid equid_taur human humanoid_taur mammal mammal_taur taur 2009|8818044340