Answer:
I am the place to turn when nature calls.
I know a word of letters three. Add two and fewer there will be. What is the word?
I am the beginning of eternity the end of time and space the beginning of every end the end of every place.
I can be swallowed, but I can also swallow you. What am I?
What can be heard in court or used to carry briefs?
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.