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animal_genitalia animal_penis anthro balls canine_genitalia canine_penis erection eyes_closed fur genitals knot knot_tugging male masturbation penile penile_masturbation penis sheath sitting solo young young_anthro b-ern frizzy_(ern) canid canine fox mammal 2020 5:4 animated digital_media_(artwork) pixel_(artwork) pixel_animation short_playtime signature
animal_genitalia animal_penis anthro balls canine_genitalia canine_penis erection eyes_closed fur genitals knot knot_tugging male masturbation penile penile_masturbation penis sheath sitting solo young young_anthro b-ern frizzy_(ern) canid canine fox mammal 2020 5:4 animated digital_media_(artwork) pixel_(artwork) pixel_animation short_playtime signature