Answer:
White and thin, red within, with a nail at the end. What is it?
A famous home without color and with wings.
What is all over a house?
What has a neck but can't swallow?
I am the first you ever saw, what greets you every morning and what goes out in the end.
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.