FURVERT!

2015 3:4 animal_genitalia animal_penis anthro anus backsack balls biped black_body black_fur black_nose brown_hair butt canid canine canine_genitalia canine_penis canis clothing erection fur gaping gaping_anus genitals gradient_background hair hat headgear headwear hi_res knot looking_at_viewer looking_back low-angle_view male mammal penis penis_tuck presenting presenting_hindquarters simple_background smile smirk solo spread_anus spreading standing tail wolf xenoforge