Deadly H5N1 bird flu strain has hit all but 1 continent Australia saw small outbreaks of other strains of bird flu in recent months and managed to "close those down," expert says. Rebecca Falconer Axios

The H5N1 bird flu strain has infected humans and other animals in every continent except Australia, and scientists say it could serve as a model for other countries.

The continent has seen small outbreaks of other strains of avian influenza in recent months and managed to "close those down," said professor Catherine Bennett, an Australian infectious diseases' epidemiologist, in an email Monday

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