FURVERT!

4_toes absurd_res anthro anus balls black_pawpads blush canid canine canis claws feet foot_focus fur genitals grey_body grey_fur hi_res looking_at_viewer male mammal masturbation monochrome mr_fuwa pawpads paws penile penile_masturbation penis red_eyes simple_background sitting soles solo spread_legs spreading toes white_body white_fur wolf