芒野ろん太 ????? anal anthro anus balls bed biceps butt canine censored chest_tuft cum cum_in_ass cum_inside cum_on_butt cum_on_penis curtains dripping ear_piercing erection eyes_closed fangs fur gay grey_fur grin humanoid_penis leaking lying male mammal muscles nipples nude on_side open_mouth pecs penis piercing presenting presenting_hindquarters raised_leg sex smile spreading sweat teeth tissue_box tongue tongue_out tuft vein white_fur wolf