Answer:
What is it that has four legs, one head, and a foot?
I know a word of letters three. Add two, and fewer there will be!
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.
Long and think, red within, with a nail at the end.
A doctor might remove one from the neck of a Dracula victim.
What covers its face with its hands, speaks no language, yet most known what it's saying?