FURVERT!

animal_genitalia animal_penis balls belly black_body black_fur blep blush border_collie canid canine canine_genitalia canine_penis canis chess_(mintyderg)collie domestic_dog erection eyes_closed feral fur genitals herding_dog hi_res knot knotted_penis lying male male_feral mammal mintyderg on_back overweight overweight_feral overweight_male pastoral_dog pawpads penis red_penis sheath sheepdog simple_background smile solo spread_legs spreading teeth tongue tongue_out whisker_spots whiskers white_body white_fur