Figure 2From: Prevalence and subtypes of Influenza A Viruses in Wild Waterfowl in Norway 2006-2007Comparison of different influenza A virus HA subtypes found in wild Norwegian ducks and gulls sampled in 2006 and 2007. Note that there were no detection of H7, H14 and H15. Otherwise, all HA-subtypes were represented. H13 and H16 have until now only been detected in gulls.Back to article page