Rule 34 Dev - 2019 all_fours aniel animal_genitalia animal_penis anthro anthro_on_feral ball_gag balls black_fur bondage brown_fur canid canine canine_penis canis digitigrade doggy_style domestic_dog erection feral from_behind_position fur gag german_shepherd group group_sex herding_dog inside knot male mammal nude pastoral_dog penis richard_foley sex signature simple_background tan_fur threesome white_fur wolf yaoi zoophilia|3565209888