Answer:
Cloud is my mother. Wind is my father. I come down but never go up. What am I?
I'm where yesterday follows today and tomorrow is in the middle. What am I?
Crooked as a rainbow and slick as a plate, ten thousand horses can't pull me straight. What am I?
I'm an animal. I love marching. I always wear a tuxedo. What am I?
What is so delicate that saying its name breaks it?
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.