FURVERT!

1:1 5_fingers anal anal_penetration anatomically_correct anatomically_correct_genitalia anatomically_correct_penis animal_genitalia animal_penis anthro antler_grab antlers balls bodily_fluids cervine_genitalia cervine_penis deer dominant duo equid equine equine_genitalia equine_penis erection fingers genital_fluids genitals hi_res hooves horn horse inside larger_dom larger_male laser_(artist)lifted male male/male male_penetrated male_penetrating male_penetrating_male mammal muscular muscular_male penetration penis precum reverse_stand_and_carry_position sex size_difference smaller_male smaller_penetrated standing standing_sex tapering_penis watermark