FURVERT!

1997 abdominal_bulge anal anal_knotting anal_penetration anthro bad_metadata balls canid canine dialogue doug_winger duo english_text extreme_size_difference fox genitals huge_penetration knotting living_condom male male/male male_penetrated male_penetrating male_penetrating_male mammal micro missing_sample monochrome mouse murid murine nude penetration penile penile_penetration penis rodent sex size_difference smaller_penetrated text