FURVERT!

2014 4_toes abstract_background animal_genitalia anthro anus backsack balls biped blep blue_eyes bottomless butt canid canine canis claws clothed clothing countershading digitigrade ear_piercing feet foot_focus fully_sheathed fur genitals grey_body grey_fur harlem hindpaw looking_at_viewer lying male mammal on_back pawpads paws piercing presenting presenting_hindquarters sheath silly_face simple_background soles solo spread_legs spreading tail toes tongue tongue_out white_body white_fur wolf