FURVERT!

ambiguous_species anal anal_penetration anthro balls butt canid canine canis domestic_dog erection fox genitals group group_sex hane humanoid_genitalia humanoid_penis itsuki_(hane)male male/male mammal penetration penis perineum sex threesome train_position trio white_balls white_penis white_perineum wolf yellow_balls yellow_penis yellow_perineum