FURVERT!

4_toes animal_genitalia animal_penis anthro anus asnnonaka backsack balls bedding bedding_background belly biped black_nose blue_eyes blush bodily_fluids breath butt canid canine canine_genitalia canine_penis canis claws collar colored countershading cum cum_in_ass cum_inside cum_on_perineum cum_on_self digital_media_(artwork)domestic_dog erection fangs feet fur genital_fluids genitals glistening glistening_eyes grey_body grey_ears grey_fur grey_tail hi_res inner_ear_fluff knot legs_up lenny_(asnnonaka)looking_at_viewer lying male male_anthro mammal on_back open_mouth pawpads paws penis perineum pillow pink_pawpads presenting presenting_anus presenting_hindquarters presenting_penis red_collar red_penis red_tongue shaded sheath solo spread_butt spread_legs spreading tail teeth toe_claws toes tongue tongue_out tuft white_balls white_belly white_body white_claws white_fur white_inner_ear_fluff white_sheath white_tail