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abstract_background anal anal_penetration animal_genitalia animal_penis anus balls black_nose black_pawpads brown_body brown_fur brown_pawpads canid canine canine_genitalia canine_penis duo erection eyes_closed feral feral_on_feral feral_penetrated feral_penetrating feral_penetrating_feral fur genitals grey_body grey_fur hi_res killthe_demon knot knotted_penis lying male male/male male_penetrated male_penetrating male_penetrating_male mammal on_back open_mouth pawpads penetration penile penile_penetration penis penis_in_ass sex side_view tan_balls tan_body tan_fur toby_(blackwolf89)white_body white_fur yellow_eyes