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 Comforts things to come in British television advertising. Many commentators believe that there was a fundamental shift in television advertising from the unbridled consumerism and egoism of the 1980s to what is sometimes termed a more "caring" approach in the 1990s. The "Creature Comforts" advertisements are cited as an early example of this phenomenon. The format of the "Creature Comforts" advertisements was so successful that it was replicated in other campaigns in the following decades. In later years, however, members of the public became increasingly conscious of the potential uses of their "vox pop" interviews. This made it difficult to recapture