The resident ecologist at Norton Mills lake has said that people's lives were put at risk by the person or people who shot to death the geese and swans.
Brian Morland said that police believed a large calibre rifle was used to shoot the birds through the wings and legs.
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The rate of Consumer Prices Index inflation rose to 3.1 per cent in November, from 3 per cent in October.
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A wintry forecast for the Tyne Tees region.