Rule 34 Dev - 2016 against_wall anal anal_sex anus ass backsack balls bathroom bathtub bioluminescence black_fur blue_cum blue_eyes blue_fur blue_hair body_hair brown_fur brown_hair byere canine chest_hair colored_cum cum cum_in_ass cum_inside cum_on_ground embrace erection faceless_male fur glowing glowing_markings hair hand_on_back hi_res hindpaw humanoid_penis inside legs_up lying male mammal markings masturbation missionary_position motion_lines multicolored_fur multicolored_hair on_back on_ground pawpads paws penetration penile_masturbation penis perineum purple_fur rear_view sex smile steelfire sweat tntkl tongue tongue_out two_tone_fur two_tone_hair unusual_cum voyeur white_fur white_hair white_markings wolf yaoi|2348654088