Rule 34 Dev - 1boy 1girls 2017 anthro antlers balls blush bra breasts brown_fur canine cervine clothing colored_sketch countershading deer dipstick_tail duo ear_piercing erection female fluffy fluffy_tail fox front_view fur furry furry_only grey_fur grey_hair hair heart hi_res hooves horn larger_female male male/female mammal multicolored_fur multicolored_tail naked nobby_(artist) nude on_lap penis piercing pussy red_fur short_hair simple_background sitting size_difference smaller_male smile spread_legs spreading straight tail uncut underwear white_background white_fur yellow_sclera|2797436160