FURVERT!

2_penises aged_up alien alien_humanoid animal_genitalia animal_penis antennae_(anatomy)bed between_legs black_hair bodily_fluids cloaca cloacal_penis clothing cum dib_membrane duo erection eyes_closed eyewear eyewear_only fellatio freckled_back freckled_face freckles furniture genital_fluids genitals glasses glasses_only green_body green_skin hair hemipenes hi_res human human_on_humanoid humanoid interspecies invader_zim invadermym_(artist)irken kiss_on_penis kissing larger_human legwear legwear_only male male/male male_penetrated male_penetrating male_penetrating_male mammal mostly_nude multi_genitalia multi_penis nickelodeon not_furry nude on_bed oral pak penetration penile penis pubes sex size_difference smaller_humanoid spread_legs spreading stockings stockings_only sweat tan_body tan_skin text thought_bubble wearing_glasses zim_(invader_zim)