Rule 34 Dev - abs all_fours anal anal_sex anthro anus ass back_muscles backsack balls biceps black_body black_fur bodily_fluids bouncing_balls breath brown_body brown_fur canid canine canis claws collar cum cum_drip cum_in_ass cum_inside cum_string domestic_dog dripping duo erection fangs feet finger_claws from_behind_position fur genital_fluids genitals looking_pleasured lying male male/male male_penetrated male_penetrating male_penetrating_male mammal messy muscular muscular_anthro muscular_male nipples nude on_front onomatopoeia open_mouth pawpads pecs penetration penis perineum pit_bull precum precum_drip quads saliva saliva_drip saliva_on_tongue saliva_string salkitten sex sharp_teeth sound_effects teeth text toe_claws tongue tongue_out triceps vein veiny_penis|4871619736