FURVERT!

anthro anus areye_(artist)arthropod arthropod_abdomen artist_collaboration backsack ball_size_difference balls beetle big_balls big_butt big_penis bioluminescence butt butt_grab dominant duo elateroid femboy firefly fluffedwings genitals glowing glowing_body glowing_butt hand_on_butt hi_res huge_butt huge_penis imminent_sex insect larger_dom lepidopteran lionel_(fluffedwings)lum_(areye)male male/male moth muscular muscular_male penetration penis presenting presenting_hindquarters sex size_difference small_penis smaller_male spread_butt spreading thick_thighs vein veiny_balls veiny_penis wide_hips