How worried should we be about avian flu?
The Briefing Room
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Influenza Virus
We've seen, actually even for a couple of years, we started to see a few cases of it going from bird to mammal. But those were all what's referred to as a dead end spillover event. Over the last year, we've been seeing it go into more and more wild mammals. And you can see there's just recently reports coming out from Peru of sea lions that have been tested positive for this H5N1 virus.
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