Rule 34 Dev - 2018 5_fingers abs absurd_res anal anal_fingering anal_masturbation anthro anus balls big_penis biped black_background black_fur black_nose brown_fur canid canine canis cubboard dipstick_ears dipstick_tail domestic_dog erection fingering fingering_self fingers fur fur_markings hi_res humanoid_penis kemono male male_only mammal markings masturbation multicolored_ears multicolored_fur multicolored_tail muscular muscular_male nipples nude one_eye_closed open_mouth penile penile_masturbation penis pink_nipples red_background red_eyes retracted_foreskin signature simple_background solo spread_anus spread_legs spreading thick_penis tongue tongue_out uncut vein veiny_penis white_fur|3723754400