rule 34 absurd res adastra adastra series amicus adastra anthro anubian jackal balls biceps blush canid canine canis digital media artwork duo echo project erection facial piercing fur genitals hair hi res humanoid genitalia humanoid penis jackal lip piercing lynxspark male malemale mammal markings musclegut muscular muscular anthro muscular male neferu adastra nipples nose piercing nose ring nude open mouth pecs penis piercing ring piercing simple background smile tail teeth text visual novel wolf 9319056