Rule 34 Dev - 2015 anal anal_sex animal_genitalia anthro black_fur black_hair blue_fur canine canine_penis chest_tuft duo erection fur green_hair grey_background grey_fur grey_hair hair half-closed_eyes hybrid inside kissing leg_wrap lying male mammal missionary_position multicolored_hair nude on_back open_mouth penetration penis purple_background sex simple_background tuft two_tone_hair usagiwithglasses watermark white_fur wolf yaoi|2072096352