FURVERT!

abs all_fours animal_genitalia animal_penis anthro anus backsack balls bedroom_eyes bodily_fluids butt canid canine canine_genitalia canine_penis canis claws dalmatian domestic_dog erection fur genital_fluids genitals grey_body grey_fur grey_spots half-closed_eyes hi_res knot lion21 looking_at_viewer looking_through looking_through_legs male mammal markings narrowed_eyes nude open_mouth pawpads paws penis precum precum_string presenting presenting_hindquarters seductive sharp_teeth smile solo spots spotted_body spotted_fur teeth timtam toe_claws upside_down vein veiny_penis white_body white_fur