FURVERT!

1:1 anal anal_penetration animalcells anus backsack balls bodily_fluids cum cum_drip cum_in_ass cum_inside cum_splatter dominant dripping duo erection feral genital_fluids genitals knot larger_dom larger_male looking_back male male/male male_penetrated male_penetrating male_penetrating_male mammal nude open_mouth orgasm penetration penis rear_view red_eyes sex simple_background size_difference smaller_male solo_focus unknown_species white_background