FURVERT!

2014 3_toes absurd_res all_fours animal_genitalia animal_penis anthro anus backsack balls bodily_fluids brown_body brown_eyes brown_fur butt canid canine canine_genitalia canine_penis canis chumbasket claws digital_media_(artwork)digitigrade domestic_dog erection eyebrows feet fur genital_fluids genitals gradient_background hi_res hindpaw knot looking_at_viewer looking_back male mammal nude pawpads paws penis penis_backwards perineum pink_pawpads precum presenting presenting_hindquarters raised_tail simple_background solo tail toe_claws toes tongue tongue_out