Rule 34 Dev - animal_genitalia anon anthro anthro_on_feral anus armpits big_dom_small_sub black_and_white blush bumped_penis duo feral feral_on_human feral_on_male front_view gay genital_slit human laco line_art long_tail looking_pleasured male male_only mammal membranous_wings monochrome nude on_lap on_top on_top_of open_mouth scalie sex size_difference slit spread_wings stomach_bulge tail_sex tight_fit ventox wings yaoi zoophilia|2336074032