Answer:
It can be white or blue or black, Humped or have a horn. And when it talks it sings its menuets, as it's travelling the depths.
I live in the desert and have humps to store water. What am I?
A man walks out of a house that has four walls all facing north. A bird walks past him. What is it?
What grows up while growing down?
What bird is always unhappy?
You use it between your head and your toes, the more it works the thinner it grows.