rule 34 2021 all fours anthro antlers ass balls ars brown balls brown body brown fur brown nose canid canine canis cervid collar collar only confusion duo eager flaccid fur genitals grey balls grey body grey fur hooves horn ksejl larger male legoshi ars louis ars male malemale mammal multicolored body multicolored fur penis pink penis raised tail red collar ribs short tail signature simple background size difference slim slim male smaller male two tone body two tone fur white background wolf 5145657