Rule 34 Dev - 2015 absurd_res anthro anus ass backsack balls canine duo erection fangs fur gaping gaping_anus glans green_eyes green_fur grey_fur hair hardyboy hi_res humanoid_penis inside interspecies kneeling licking looking_back male mammal one_eye_closed oral penis penis_lick piercing raised_tail red_eyes red_hair sex smile sofa tattoo tongue tongue_out wink yaoi|2719940880