FURVERT!

4_toes anatomically_correct anatomically_correct_genitalia anatomically_correct_penis animal_genitalia animal_penis anus balls bird_dog canid canine canine_genitalia canine_penis canis claws domestic_dog erection feet feral genitals hi_res hunting_dog knot kutsiihvost labrador male mammal pawpads paws penis presenting retriever solo tail toe_claws toes vein veiny_penis