FURVERT!

anatomically_correct anatomically_correct_genitalia anatomically_correct_penis animal_genitalia animal_penis anthro balls big_balls big_penis biped black_body black_eyes black_fur blue_body blue_fur detailed_background equid equine equine_genitalia equine_penis erection fur genitals grass half-erect hi_res hooves horse joonkorner lying male mammal medial_ring mottled mottled_genitalia mottled_penis multicolored_tail nude on_back on_grass on_ground outdoor_nudity outside penis plant reclining sheath solo tail unguligrade vein veiny_penis white_body white_fur