Badgers are ultimately responsible for roughly half of tuberculosis (TB) in cattle in areas with high TB prevalence, according to new estimates.
However, only around six per cent of infected cattle catch TB from badgers, with onward transmission between cattle herds accounting for the remainder, the study suggests.
The findings are published in the journal PLOS Currents: Outbreaks.
The role of badgers in spreading bovine TB has been debated intensely as part of discussions about whether badgers should be culled to control the disease.
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