Rule 34 Dev - 2020 age_difference all_fours anthro anthro_on_feral anthro_penetrated anthro_penetrating big_breasts breasts brown_body brown_fur canid canine canis chains collar collar_only corral disney dobermann doggy_style domestic_dog duo english_text female female_penetrated feral from_behind_position fur genitals hair interspecies knot knotting long_hair male male_penetrating male_penetrating_female mammal mature_female nude older_female older_penetrated penetration penis pinscher rebecca_cunningham sex straight talespin text ursid vylfgor younger_male zoophilia|4788031808