Answer:
Weight in my belly, Trees on my back, I travel fast in my place, but feet is a feature I lack
I am a fire's best friend. When fat, my body fills with wind. When pushed to thin, through my nose I blow. Then you can watch the embers glow.
Who has married many women but never has been married who is he
What can you fold but not crease?
What flies around all day but never goes anywhere?
I can only be played on a windy day