FURVERT!

anthro anus backsack balls bent_over biceps big_balls big_butt big_muscles big_penis biped black_body black_fur black_nose black_penis butt canid canine canis erection fur genitals humanoid_genitalia humanoid_penis kneeling looking_at_viewer looking_back male mammal muscular muscular_anthro muscular_male nude penis pose presenting presenting_hindquarters raised_tail solo tail thick_penis vamplust vein wolf yellow_eyes