Answer:
A tiny bead, like fragile glass, strung along a cord of grass.
What has a foot but no leg?
You feel this sensation when you are dehydrated.
It can be used onstage or to express admiration. What is it?
What leaps one time out of four?
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.