rule 34 animal genitalia animal penis anthro balls ars blush bodily fluids canid canine canine penis canis clothing drooling ejaculation fur genital fluids genitals hand on sheath hostile elf knot legoshi ars male male only mammal multicolored body multicolored fur nipples penis pink boxers precum saliva scar sheath sheath play simple background sitting solo sweat two tone body two tone fur wolf 4478207