FURVERT!

4_toes 5_fingers abstract_background animal_genitalia animal_penis anthro anus bernese_mountain_dog biped brown_body brown_fur butt canid canine canine_genitalia canine_penis canis claws collar digitigrade domestic_dog erection feet fingers fluffy_paws foot_focus front_view fur genitals hi_res hindpaw knot looking_at_viewer lying male mammal molosser mountain_dog on_back pawpads paws penis perspective presenting solo staggard swiss_mountain_dog tan_body tan_fur toe_claws toes white_body white_fur