FURVERT!

all_fours animal_genitalia animal_penis balls big_balls blush bodily_fluids breath cervical_contact cervix comic conditional_dnp cum cum_in_uterus cum_in_vagina cum_inside cutaway doggystyle domestic_pig duo female feral from_behind_position genital_fluids genitals insomniacovrlrd internal internal_vaginal male male/female mammal mating_plug mustelid open_mouth otter panting passiontail_isle penetration penile penile_penetration penis penis_in_vagina porcine_penis retracted_balls saliva saliva_string sex size_difference spiral_penis suid suine sus_(pig)swunnel_(insomniacovrlrd)uterus vaginal vaginal_penetration vulva whirlott_(insomniacovrlrd)