Rule 34 Dev - 2boys abs anthro balls blush bondage bound canid canine canis duo foreskin fox gay genitals half-erect hi_res humanoid_genitalia humanoid_penis kamyuelo male male/male male_only mammal muscular muscular_anthro muscular_male navel nipples pecs penis rope rope_bondage rope_harness vein wolf yaoi|5154830568