FURVERT!

animal_genitalia animal_penis anthro arthropod balls canid canine canine_genitalia canine_penis canis detailed_background feral gastropod genitals hi_res infestation insect jack_mulroney laboratory larva letterbox machine male mammal manipulation medical mollusk parasite penetration penis robotic_arm slime slug solo urethra_worm urethral urethral_penetration wolf worm