Rule 34 Dev - anal anal_penetration anatomically_correct anatomically_correct_genitalia animal_genitalia animal_penis anthro balls bodily_fluids butt canine_genitalia canine_penis chest_tuft dialogue dripping duo equine_genitalia equine_penis genital_fluids genitals heart_symbol hooves interspecies looking_down male male/male markings motion_blur motion_lines nervous nipples on_bottom on_top onomatopoeia penetration penis penis_size_difference precum precum_drip reverse_cowgirl_position saliva saliva_on_tongue saliva_string sex shaking sheath size_difference sound_effects speech_bubble spots spotted_body spotted_genitalia spotted_penis spread_legs spreading stretched_anus stuttering text tuft donkeyramen canid canine canis domestic_dog equid equine horse mammal english_text hi_res|12671041460