FURVERT!

5:8 animal_genitalia animal_penis balls black_body black_fur border_collie canid canine canine_genitalia canine_penis canis claws collie domestic_dog erection feral fur genitals herding_dog hi_res hot_dog_wolf knot male mammal pastoral_dog paws penis raised_paw rokh_(artist)sheepdog simple_background sitting solo white_body white_fur yellow_eyes