FURVERT!

2_penises animal_genitalia animal_penis anthro arthropod ball_bulge balls blush canine_genitalia canine_penis diphallism genitals glory_balls glory_hole heart_symbol hi_res infestation insect knot knotted_glory_hole knotting male mikey6193 mikey_(mikey6193)monochrome multi_genitalia multi_penis parasite penetration penis sex solo stuck stuck_knot unknown_species urethra urethra_worm urethral urethral_bulge urethral_penetration vertical_diphallism