rule 34 11 4 toes abs balls bfw black sclera bodily fluids border canid canine canis claws conditional dnp digitigrade erection fangs genital fluids half closed eyes hi res humanoid penis looking at viewer male male only mammal muscular muscular male nipples nude pawpads pecs penis precum smile smirk solo spread legs spreading toes triceps white border wolf xenoforge yellow eyes 3460772