FURVERT!

1:1 animal_genitalia animal_penis balls bedding black_body black_fur blush bodily_fluids canid canine canine_genitalia canine_penis canine_tail canis claws digital_media_(artwork)erection feral fluffy fluffy_tail fur fur_markings genitals grey_body grey_fur hands_on_own_tail hands_on_tail heart_symbol knot looking_at_viewer lying male male_feral mammal markings on_side one_ear_up pawpads paws penis pink_penis quadruped raised_leg red_markings sheath solo spikey_(wintom)sweat tail teeth toe_claws white_balls white_bedding white_body white_fur white_sheath wintom wolf yellow_markings yellow_sclera