anal anal_penetration animal_genitalia animal_vulva anus balls blush canid canine canine_genitalia canine_vulva canis colbolt_(shadowflare45) duo female female_penetrated feral feral_on_feral feral_penetrated feral_penetrating feral_penetrating_feral fox genitals hedonophobia_h hi_res knotting larger_penetrated male male/female male_penetrating male_penetrating_female mammal penetration penile penile_penetration semi-realistic semi-realistic_feral sex size_difference true_fox vulva wolf
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