Man in Mexico dies of bird flu strain never before seen in humans, WHO says
The World Health Organization said the risk posed by the H5N2 strain of the virus is low, and that no further human cases have been founded.
Bird Flu
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UK scientists find bird flu in king penguins near Antarctica
The risk to human health remains very low, but the virus endangers the delicate and unique ecosystems of the Antarctic, experts say.
Bird flu found in Antarctic seals could pose threat to 'fragile ecosystem'
The virus has spread to almost every corner of the world through migrating birds.