FURVERT!

2009 angry animal_genitalia animal_penis anthro anus backsack bad_dragon balls biceps big_butt big_muscles biped black_body brown_balls brown_body brown_fur brown_perineum butt canid canine canine_genitalia canine_penis canis claws darkened_balls darkened_genitalia darkened_perineum dobermann domestic_dog erection feet fur genitals hindpaw knot looking_at_viewer looking_back male mammal multicolored_body muscular muscular_anthro muscular_male narse nude official_art pawpads paws penis penis_backwards perineum pink_anus pink_penis pinscher presenting presenting_anus presenting_hindquarters pushing razor_(narse)rear_view simple_background solo spread_butt spreading standing tail two_tone_body vein veiny_knot veiny_penis