bird flu

It comes after two poultry workers tested positive for the virus in England.
"Panic and then complacency. Once it has faded we tend to forget how bad it was."
The the H5N8 strain of the virus was confirmed at a turkey fattening premises near Northallerton.
Poultry farmers have been urged to boost security as tests confirmed the virus was present last week.
Plus, how avian flu can spread and how many cases in humans there have been.
A highly-infectious strain of bird flu is circulating in mainland Europe.