Readers may like to know that Viva is campaigning on the plight of waterless and diseased factory farmed ducks, many millions of whom are killed annually in Britain for the big stores.

If you want more information on Viva, contact them at 8 York Court, Wilder Street, Bristol BS2 8QH (0117 944 1000).

I H Pyves, Rowan Road, Bexleyheath