Probing the Mysterious Migration of Swans Suspected in Spread of Avian Flu
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The migration patterns of whooper swans are poorly understood, but they may have played a role in the brief appearance of avian flu across Europe early this year.
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Three swans found dead in a pond in eastern France have tested positive for the H5N1 strain of bird flu, the Agriculture Ministry said Thursday.
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Health officials Thursday investigated new bird deaths in eastern India to check whether bird flu was spreading to additional areas despite a poultry cull aimed at curbing the disease.
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Researchers at the University of Maryland are in a race to figure out how the avian flu replicates so it isn't transmitted easily within a community or more.
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A heron found dead near Hong Kong's  border with mainland China was carrying a bird flu virus, but  further tests are needed to determine if it is the strain that  has killed people, health officials said on Wednesday.
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ROME -- Most of the scattered bird flu outbreaks so far this year probably can be traced to illegal or improper trade in poultry, scientists say. That includes recent outbreaks in Nigeria and Egypt as well as the large outbreak on a turkey farm in England.
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Poultry farmers around Europe were on guard Monday against the possible spread of bird flu across the North Sea from infected Britain, fearing the disease could be carried by wild birds. The Netherlands was the first country over the weekend to order restrictions on commercial poultry since the outbreak last week on a turkey farm in eastern England of the H5N1 strain of the virus, which can be deadly for humans.
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Bird flu, transmitted last season by migrating wild birds, is increasingly spread through the poultry trade, a U.N. expert said.
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Results of tests to establish whether a farm worker contracted bird flu are due to be revealed.
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Bird flu virus may become endemic in parts of Europe, with ducks and geese more of a vector for spreading it than previously thought, the U.N. said on Thursday.
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The virulent H5N1 strain of bird flu that infected a turkey farm in Britain probably originated in Hungary rather than from a migratory bird.
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BEIJING/KUALA LUMPUR  - The discovery of a deadly bird flu strain in Malaysia after cases elsewhere in Southeast Asia signaled a major winter outbreak was likely, international health experts said on Friday.
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China has confirmed that it found a deadly strain of bird flu in pigs as early as two years ago. China&#39;s Agriculture Ministry said two cases had been discovered, but it did not say exactly where the samples had been taken.
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Scientists say they have found a key reason why bird flu has so far not posed a widespread threat to humans.
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Spain has recorded its first case of H5N1 bird flu, the Agriculture Ministry said Friday. The deadly strain was found in a water fowl in a marsh area outside the northern city of Vitoria.
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Scientists find a potential reason to explain why the H5N1 strain of bird flu is so deadly for people.
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Bird flu may be the tip of the iceberg. Experts meeting in Mali say the deadly H5N1 virus is just one of a plethora of diseases threatening animals and people around the world as global warming, intensive farming, increased travel and trade help dangerous microbes breed and spread.