Answer:
Face with a tree skin like the sea. A great beast I am. Yet vermin frightens me.
I make a loud sound when I'm changing. When I do change I get bigger but weigh less. What am I?
I canβt go left I canβt go right. I am forever stuck in a building over three stories high.
I am a lunch money thief
As a state in America I am round on both sides and high in the middle.
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.