rule 34 2023 absurd res animal genitalia animal penis anthro balls big penis biped black body black fur black nipples black penis blue markings canid canine canine genitalia canine penis claws digital media artwork duo erection fangs finger claws fur genitals grey body grey fur hi res holding loincloth knot looking at viewer male male only mammal markings multicolored body multicolored fur muscular muscular anthro muscular male nipples outside partially submerged legs penis phinnherz sheath skull creature smile smiling at viewer standing step pose teeth were werecanid werecanine werewolf white balls white body white fur white sheath 7863976