rule 34 2018 anthro anus ass bed belly blush brown fur bulge canine chubby cheeks claws clothing cute fangs duo fur humanoid penis jockstrap kemono looking at viewer lying male mammal mostly nude navel nipples on bed open mouth overweight overweight male penis precum precum through clothes precum through undies presenting presenting hindquarters quanjiang slightly chubby smile smirk solo focus spreading tongue underwear yaoi 2894710