Answer:
What asks but never answers?
It's anything but amusing when this body part gets hit.
It's been around for millions of years, but is never more than a month old. What is it?
Always wax, yet always wane: I melt, succumbed to the flame. Lighting darkness, with fate unblest, I soon devolve to shapeless mess.
I fly through the air on small feathered wings, seeking out life and destroying all things.
Those with eyes bigger than their stomach will definitely leave the restaurant with one of them. It is named after a house pet as well.