rule 34 169 2019 animal genitalia anus avian balls beak bodypaint claws cloud digital media artwork dragon dsw7 duo ear piercing erection face paint feathered wings feathers feral flying furgonomics furry specific piercing gem genital piercing genitals grass green body green scales gryphon imminent sex lying male malemale mythological avian mythology on back outside penile spines penis penis tip piercing plant rainbow scales scutes sheath sheath piercing silicas sips n scales spread legs spread wings spreading tail feathers tan body tan feathers waterfall widescreen wings wrill wyvern yellow beak 5384732