Answer:
My days are numbered.
Good memory, skin like the sea. A great beast I am, yet vermin frightens me. What am I?
found at the back of the book.
I am always in front of you but you will never see me
I am a piece of paper that takes most people 3 or 4 years to get. What am I?
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.