FURVERT!

anatomically_correct anatomically_correct_genitalia anatomically_correct_penis animal_genitalia animal_penis anthro anthro_on_anthro anthro_penetrated anthro_penetrating anthro_penetrating_anthro balls border_collie canid canine canine_genitalia canine_penis canis collie domestic_dog duo equid equine equine_genitalia equine_penis flared_penis genitals herding_dog hi_res horse interspecies kneeling knot larger_male larger_penetrated male male/male male_penetrated male_penetrating male_penetrating_male mammal oral pastoral_dog penetration penile penile_penetration penis sex sheepdog simple_background size_difference smaller_male somecrazybastard