FURVERT!

3:4 anal anthro balls basil_(disney)belly big_belly bodily_fluids brown_rat cum cum_inside disney dominant duo genital_fluids genitals hecknsketch hi_res house_mouse larger_dom larger_male male mammal mouse murid murine muscular nude penetration penis professor_padraic_ratigan rat rodent sex size_difference submissive the_great_mouse_detective