FURVERT!

animal_genitalia animal_penis arthropod balls black_balls bodily_fluids casual_urination crotch_shot darkmare duo equid equine equine_balls equine_genitalia equine_penis erection feral fly_(animal)genital_fluids genitals horse insect male male_peeing mammal medial_ring peeing penis quadruped realistic_feral sheath unflared urine urine_stream watersports