Bats are seeking sanctuary in churches - but they're making an unholy mess

Rebecca Morelle,Science Editor and Alison Francis,Senior Science JournalistChris Damant/Bernwood EcologyAbout half of all churches in England have bats in them It's a job that can only be done under the cover of darkness.As night falls, the bat hunters make their way amongst the gravestones of Guestwick Church in Norfolk.The creaking door opens. Inside is the pitch black, deserted church and the team start to set…