Rule 34 Dev - anal anal_penetration animal_genitalia animal_penis anthro balls big_tail black_body black_fur black_hair black_nose black_penis blue_eyes brown_hair butt canine_genitalia canine_penis chest_tuft collar duo ear_piercing erection eyewear fangs from_front_position fur genitals glasses green_eyes hair interspecies knot long_tail male male/male male_on_bottom male_on_top male_penetrated male_penetrating male_penetrating_male markings mastery_position muscular nude on_bottom on_top open_mouth pecs penetration penis piercing pose red_body red_fur sex sheath sitting smile straddling striped_markings striped_tail stripes tail tail_markings tattoo teeth tongue tongue_out tuft white_body white_fur white_hair tazara peteeliot triarius canid canine fox mammal mephitid skunk 2014 hi_res watermark|2575628580