December 23, 2012
Potentially fatal bird flu viruses can spread on the wind, a hitherto suspected but unproven route of transmission.
Usually, people catch bird flu through close physical contact with each other or, much more commonly, with infected poultry.
The newly identified capacity for wind to spread it opens up a potential route by which the viruses can spread between farms.
This article was posted: Sunday, December 23, 2012 at 9:58 am