FURVERT!

anal anal_penetration animal_genitalia anus black_body black_claws black_horn black_scales blue_eyes claws collar digitigrade dragon duo enda_myx erection european_mythology female feral genital_slit genitals glass hi_res horn knot leash lying male male/female membrane_(anatomy)membranous_wings mythological_creature mythological_scalie mythology on_side orange_eyes penetration penis pink_anus pink_knot pink_penis pink_vulva quadruped scales scalie tail thick_tail ventral_scales vulva western_dragon white_body white_scales wings yellow_claws