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A senior research scientist believes a cattle vaccine for TB may be given a UK licence in 2012, but it could be five years before an agreement is reached to lift an EU ban on on-farm TB vaccination.

Charlotte Smith finds out why Barn Owls are struggling to survive in the freezing conditions. Plus, the cost of controlling species like Japanese Knotweed and Asian Long-Horned Beetles. And, horse riders argue the need for more bridleways.

Presenter: Charlotte Smith. Producer: Sarah Swadling.