FURVERT!

2014 animal_genitalia animal_penis anus backsack balls blue_nose blue_pawpads blue_penis butt canid canine canine_genitalia canine_penis canis domestic_dog erection feral fur genitals green_eyes knot looking_back male mammal noktivus nude pawpads paws penis presenting presenting_hindquarters raised_tail simple_background sleekgiant smile solo tail white_background