rule 34 2023 anthro balls biped black sclera bodily fluids canid canine canis death puss in boots digital media artwork erection foreskin fur genital fluids genitals grey balls grey body grey fur hi res humanoid genitalia humanoid penis male male only mammal penis precum puss in boots the last wish red eyes rossciaco sickle simple background solo solo male vein veiny penis white background white body white fur wolf 7257731