Fears for Antarctic penguins as new bird flu strain reaches frozen continent

Migratory birds that interact with infected poultry in North and South America blamed as scientists worry virus reaching Antarctica more often than thought

The discovery of a new strain of bird flu in Antarctic penguins has raised concerns the virus is reaching the frozen continent more often than previously thought, flown in by migratory birds.

Australian researchers helped uncover the new strain of avian influenza in the chinstrap penguin in 2015, finding striking similarities to a North American strain, which meant it had been introduced to Antarctica only recently.

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