FURVERT!

2020 anthro anus balls blue_anus blue_pawpads bulge butt canid canine canis clothing digital_media_(artwork)dobermann domestic_dog fur genitals grey_body grey_fur hi_res jockstrap kingparked male mammal multicolored_body multicolored_fur pawpads pinscher presenting presenting_hindquarters rear_view shaded simple_background solo spread_legs spreading underwear white_background zrin