In our world today a hummingbird is a small, brilliantly coloured bird that lives in the tall trees of tropical forests. In the far distant future, Hummingbird (Hummy for short) is a girl of sixteen who lives somewhere in the Galaxy, on a planet called Just Like Home. She has the name 'Hummingbird' in big letters on all her clothes, but she has never seen a real hummingbird. She has never seen any living animal or bird at all. The Book of Remembering says that there were once many animals ona planet called Earth, but that was before the Burning, a long, long time ago...