FURVERT!

2017 animal_genitalia big_penis claws dragon erection european_mythology eyes_closed feral genital_slit genitals hi_res horn knot lying male membrane_(anatomy)membranous_wings monochrome mythological_creature mythological_scalie mythology on_back open_mouth penis redrosid rollwulf scales scalie sharp_teeth sketch sleeping smile solo tail teeth tongue tongue_out ventral_scales western_dragon wings