Rule 34 Dev - 4_toes anthro anus ass backsack balls blush boxers_(clothing) brown_fur clothing erection feline fur green_eyes huka human humanoid humanoid_penis leopard leopard_cat male male_only mammal nekojishi nude open_mouth pawpads penis precum presenting presenting_hindquarters shirt shu-chi simple_background t-shirt toes uncut underwear yaoi|2879343856