FURVERT!

1:1 animal_genitalia animal_penis ball_bulge balls birth black_border border canid canine canine_genitalia canine_penis digital_media_(artwork)english_text erection feral feral_on_feral gastropod genitals heart_symbol hi_res holidays infestation inside_balls kiss_mark knot male male/male mammal mollusk parasite penetration penile_birth penis qwaxi~lixard sheath slug text urethra_worm urethral urethral_birth urethral_bulge urethral_penetration valentine's_day