Red-billed quelea is sometimes called "Africa's feathered locust". The usual pest-control measures are spraying avicides or detonating fire-bombs in the enormous colonies during the night. Extensive control measures have been largely unsuccessful in limiting the quelea population. When food runs out, the species migrates to locations of recent rainfall and plentiful grass seed; hence it exploits its food source very efficiently. It is regarded as the most numerous undomesticated bird on earth, with the total post-breeding population sometimes peaking at an estimated 1½ billion individuals. It feeds in huge flocks of millions of individuals, with birds that run out of food at
Creature of Havoc saying. The creature escapes from the dungeon, killing Darramouss, one of Marr's allies, in the process. The creature then elects to help a group of witches by collecting a particular root. Whilst doing this, it he saves the life of a Half-Orc named Grog, who eventually returns the favour by saving the creature, at the expense of his own life. The creature picks up the bag that Grog was carrying and finds a box similar to that the Vapours of Reason and Language were encased in. As a reward for retrieving the root, the witches lead the creature to an