Answer:
Weight in my belly, Trees on my back, I travel fast in my place, but feet is a feature I lack
Just head and foot yet never tires of dancing.
A warrior amongst the flowers, he bears a thrusting sword. He uses it whenever he must, to defend his golden hoard.
A hill full, a hole full; yet you cannot catch a bowl full. What is it?
Two people are born at the same moment, but they don't have the same birthdays. How could this be?
What is always coming but never arrives?