The UK government is actively considering vaccinating the country’s poultry flock against bird flu in a bid to curb the worst-ever global outbreak of the virus and prevent it turning into a new pandemic in humans.
In what would be a major change of UK policy, government officials and scientists are looking at overturning a ban on vaccinating tens of millions of birds as the H5N1 virus shows no sign of abating, the leading expert in avian influenza said.
In an interview, Professor Ian Brow...