Rule 34 Dev - 2016 animal_genitalia black_and_white claws dragon erection feral frill front_view genital_slit hi_res holding_penis horn looking_down male membranous_wings monochrome penis pointing presenting presenting_penis ridged_penis scales scalie simple_background sketch slit solo spread_legs spreading syrilth tongue tongue_out western_dragon white_background wings yaroul|2491771824