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Published online 12 September 2003 | Nature | doi:10.1038/news030908-16

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Badgers' behaviour could thwart TB control policy

Animals mingling more after culling may increase disease transmission.

Changes in badgers' social life after culling could undermine efforts to control bovine tuberculosis (TB), British ecologists have found. The surviving badgers bunch up, causing groups' territories to overlap more, possibly promoting disease transmission.

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