FURVERT!

2013 anthro biceps big_butt big_muscles biped birthday brown_background bubble butt canid canine canis clothing domestic_dog fur gloves_(marking)hat hat_only headgear headgear_only headwear headwear_only hi_res looking_at_viewer looking_back male mammal markings mastiff molosser mostly_nude muscular muscular_anthro muscular_male party_hat pose rear_view rottweiler simple_background solo standing vamplust