FURVERT!

animal_genitalia animal_penis animal_vulva blue_and_white bovid bovine bovine_genitalia bovine_vulva cattle duo equid equine equine_genitalia equine_penis female female_penetrated feral feral_on_feral forced from_behind_position genitals hooves horn horse interspecies male male/female male_penetrating male_penetrating_female mammal monochrome mounting penetration penis restrained rope sex shallow_penetration simple_background size_difference sketch teats tied_down tim_o'rourke udders vulva white_background