FURVERT!

1:1 2015 all_fours auroth_the_winter_wyvern blush claws clenched_teeth davion_the_dragon_knight derp_eyes doggystyle dota dragon duo european_mythology female female_penetrated feral feral_on_feral from_behind_position hand_on_head interspecies line_art male male/female male_penetrating male_penetrating_female membrane_(anatomy)membranous_wings mythological_creature mythological_scalie mythology penetration scalie sex simple_background sketch teeth toe_claws tongue tongue_out unknown_artist valve valve_corporation western_dragon white_background wings wyvern