SYDNEY (Reuters)- Scientists have discovered a new strain of avian flu in the Antarctic, after testing a group of Adélie penguins, according to an Australian - based researcher. (scientificamerican.com)
But Tompkins warns that repeated vaccinations with distinct hemagglutinins would probably be needed to protect birds from the many strains of avian influenza virus. (sciencemag.org)
An outbreak of avian flu in particular could put eggs in short supply, restricting the amount of vaccine that could be produced. (scientificamerican.com)