2016 4_toes agiama anal anal_penetration animal_genitalia animal_penis anthro anthro_on_anthro anus armpit_hair backsack balls barefoot biped black_claws brown_fur brown_pawpads brown_tail canine canine_penis claws digital_media_(artwork) dragon duo fluffy fluffy_tail fox from_behind_position fur green_scales green_tail hair humanoid_penis interspecies knot larger_male male male/male male_penetrating mammal multicolored_fur multicolored_tail nayeli_(knavery) nude open_mouth pawpads paws penetration penis perineum pink_anus pink_nose pink_penis pink_tongue raised_tail red_fur red_hair scales scalie sex size_difference small_dom_big_sub smaller_male tan_claws tan_fur tan_scales tan_tail tatsumichi teeth toe_claws toes tongue tongue_out two_tone_fur two_tone_tail uncut