FURVERT!

anal anthro balls belly blush blush_lines canid canine duo dusty_(horrorbuns)facesitting fox genitals hi_res horrorbuns looking_pleasured male male/male mammal monochrome mustelid musteloidea navel open_mouth open_smile oral otter overweight overweight_anthro overweight_male pawpads paws penis red_fox rimming sex silver_fox sitting sitting_on_another size_difference sketch smile tail teeth teeth_showing thick_tail thick_thighs true_fox