FURVERT!

2013 4_toes all_fours anal animal_genitalia animal_penis anthro anus backsack balls black_penis canid canine canine_genitalia canine_penis canis catwolf digitigrade duo erection feet fox from_behind_position fur genitals grey_body grey_fur happy hindpaw knot licking looking_pleasured male male/male male_penetrated male_penetrating male_penetrating_male mammal multicolored_body multicolored_fur nude oral orange_body orange_fur pawpads paws penetration penis raised_tail rimming sex smile soles tail toes tongue tongue_out white_body white_fur wolf