Answer:
Draw fire or fill me; I'm still empty.
Why are there no living cats on Mars?
When I come in from sea to shore twenty paces you'll see No less no more.
Flat as a leaf round as a ring. I have two eyes but can't see a thing.
I have a face and two hands, but I have no arms or legs. Six plus seven is one. 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.