Rule 34 Dev - 2boys anal_penetration anal_sex animal_genitalia anthro anus autopenetration belly belly_inflation cloaca dipodomyine duo femboy genital_slit genitals goo_creature goo_transformation herm hermaphrodite heteromyid hi_res inflation intersex invasion kangaroo kangaroo_mouse likeable likeablemouse macropod male maleherm maleherm_sans_pussy mammal marsupial masturbation mouse murid murine oral oral_masturbation penetration penile penile_masturbation penile_penetration penis penis_in_own_ass penis_in_own_pussy penis_in_pussy prehensile_penis reptile rimming rodent scalie sex size_difference slime slit_play snake solo_focus tentacle transformation unbirthing urethral vaginal_penetration velux vore|12129111088