FURVERT!

anus black_body black_claws black_scales blue_knot blue_penis blue_tongue claws cunnilingus digitigrade dragon duo erection european_mythology female feral genitals hi_res horn knot lying male male/female membrane_(anatomy)membranous_wings mythological_creature mythological_scalie mythology on_side oral oral_penetration pawpads penetration penis pink_vulva quadruped red_body red_pawpads red_scales regera_(koenigsdrache)scales scalie sex tail tongue vaginal ventral_scales viurrr vulva western_dragon white_claws white_horn wings