FURVERT!

1:1 2012 all_fours anatomically_correct animal_genitalia animal_penis anus ass_up backsack balls black_body black_fur black_nose bodily_fluids butt canid canine canine_genitalia canine_penis claws collar cum digitigrade erection feral fluffy fluffy_tail fox fur fyriwolf666 genital_fluids genitals green_background green_eyes half-closed_eyes knot leg_markings looking_at_viewer looking_back looking_back_at_viewer lying male mammal markings narrowed_eyes nude on_front penis perineum pose precum presenting presenting_hindquarters raised_tail rear_view red_body red_fur simple_background smile socks_(marking)solo tail toe_claws white_body white_fur