Rule 34 Dev - animal_genitalia animal_penis anthro arthropod balls canid canine canine_penis canis detailed_background gastropod genitals hi_res infestation insects jack_mulroney laboratory larva machine male male_only male_solo male_urethral_insertion mammal manipulation medical mollusk parasite penetration penis slime slug solo_male urethral urethral_insertion urethral_penetration wolf worm|6260173024