Answer:
A pony trots his way through the world on these.
The homes of tiny creatures that collect in corners if you aren't vigilant about dusting.
What peels like an onion but still remains whole?
What animal dwells in water and best known for its work ethic?
It's black and every time it speaks it says its name.
All about, but cannot be seen, Can be captured, cannot be held, No throat, but can be heard. Who am I?