FURVERT!

anal anal_penetration animal_genitalia animal_penis anus balls black_balls black_penis blue_eyes brown_body crupper duo equid equine equine_anus equine_genitalia equine_penis erection eyebrow_piercing eyebrow_ring facial_piercing feral feral_on_feral feral_penetrated feral_penetrating feral_penetrating_feral flared_penis from_behind_position genital_piercing genitals grey_body grey_eyes hi_res horn horse looking_pleasured male male/male male_on_bottom male_on_top male_penetrated male_penetrating male_penetrating_male mammal mane mounting mythological_creature mythological_equine mythology nose_piercing nose_ring nostril_ring on_bottom on_top outside penetration penile penile_penetration penis penis_in_ass penis_piercing perineum piercing prince_albert_piercing puffy_anus purple_mane purple_tail quadruped ring_piercing rufciu sex side_view striped_back striped_genitalia striped_neck striped_penis stripes tail unicorn white_mane white_tail