Answer:
The part of the bird, that is not in the sky, Which can swim in the ocean and always stay dry. What is it?
What has ten letters and starts with gas?
Sheets of paper that tell new stories each day.
Some keep it in a dumpster while others keep it in their trunk.
Dry though I may be, I am still a sea.
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.