Rule 34 Dev - 2017 animal_genitalia animal_penis ass balls blue_penis cute cutie_mark cutiepoppony equine equine_penis erection fan_character feathered_wings feathers female friendship_is_magic fur hair horse horsecock looking_at_viewer male mammal my_little_pony nude open_mouth pegasus penis pony simple_background smile solo straight teeth tongue watercolor_lollipop wings word young|2711211680