Rule 34 Dev - abs animal_genitalia animal_penis anthro balls biceps big_penis circumcised duo equine_genitalia equine_penis erection flaccid fur genitals glans hair humanoid_genitalia humanoid_penis hybrid_genitalia hybrid_penis kneeling looking_at_genitalia looking_at_penis male male/male male_penetrated male_penetrating male_penetrating_male medial_ring medial_ringed_humanoid_penis medial_ringed_hybrid_penis muscular nude oral pecs penetration penis penis_in_face pose presenting sex sitting young young_anthro opium5 equid equine horse mammal 2013 5:6 digital_media_(artwork) unavailable_at_source|1576232560