Rule 34 Dev - 2boys 4_toes 5_fingers alternate_version_available anthro balls big_balls big_penis big_testicles black_body black_fur black_hair blue_balls blue_body blue_ears blue_fur blue_testicles canid canine claws collar duo erection feet foot_fetish fox fur furry furrypur giant green_ears green_nose green_pawpads green_paws green_penis grey_body grey_fur hair huge_cock humanoid_genitalia humanoid_penis leash licking licking_paws macro magenta_ears male male_only mammal masturbation micro multicolored_ears multicolored_hair nude paws penis purple_claws purple_eyes purple_hair red_eyes ring sharp_teeth size_difference smile tail teeth testicles vulpine white_fur|12878593528