FURVERT!

animal_genitalia animal_penis anthro arms_tied avian backsack balls bdsm beak black_nose blindfold blue_eyes bondage bound brown_body brown_fur canid canine canine_genitalia canine_penis canis domestic_dog duo erection fur genitals german_shepherd gryphon hand_on_penis hands_tied harness herding_dog hi_res knot male male/male mammal muscular muscular_male mythological_avian mythological_creature mythology nekan nude pastoral_dog penis red_body red_fur rope sharp_teeth skudo_(character)standing submissive submissive_male teeth zeffin_(zefaa)