How Deadly H7N9 Flu Could Jump from Birds to Mammals

New clues to the origins of the deadly H7N9 flu virus show that the virus jumped from migratory birds, to domestic ducks, to chickens. The researchers also say they found a new flu virus lurking in birds that could potentially infect mammals.



via LiveScience.com http://www.livescience.com/39058-deadly-h7n9-flu-jump-birds.html