FURVERT!

anthro balls blush canid canine canis clothing erection eyes_closed fur genitals hi_res holding_knot_root holding_own_knot_root holding_own_penis holding_penis knot male mammal masturbation mike_(artist)penile penile_masturbation penis simple_background sniffing sniffing_clothes solo tail tail_between_legs underwear underwear_sniffing vinylwolf_(character)white_background wolf