Rule 34 Dev - 2021 anthro ass ass_up balls black_body black_fur black_penis canid canid_demon canine canis demon ear_piercing erection fur genitals head_on_shoulder hi_res honovy inside looking_at_viewer lying male mammal membrane_(anatomy) membranous_wings neck_tuft on_front penis piercing pillow solo spade_tail tuft white_body white_fur wings wolf yellow_eyes|5001221112