2014 all_fours alpha_channel anthro armband balls_outline beard biped black_hair black_nose black_pawpads blue_eyes bulge butt canid canine canis claws clothed clothing collar detailed_bulge facial_hair fur genital_outline grey_body grey_fur hair jock jockstrap kneeling looking_at_viewer looking_back male mammal muscular muscular_anthro muscular_male pawpads paws pose purple_body purple_fur raised_tail sapphwolf smile solo straps tail topless underwear wolf