Rule 34 Dev - 1boy 2018 animal_genitalia animal_penis animated avian balls chest_tuft erection eyebrows fan_character feathered_wings feathers feral fur hair hippogryph hooves knot lying m3nsfw male male_only masturbation my_little_pony northernsprint nude on_side penile_masturbation penis red_feathers red_hair sex shadow simple_background solo talons tuft white_background wings yellow_eyes|3025690840