<p>The United States reported a first outbreak of H7N9 bird flu on a poultry farm since 2017, the World Organisation for Animal Health said on Monday, citing US authorities.</p><p>Highly pathogenic avian influenza, commonly called bird flu, has spread around the globe in the past years, including the US, leading to the culling of hundreds of millions of poultry. </p>
<p>The United States reported a first outbreak of H7N9 bird flu on a poultry farm since 2017, the World Organisation for Animal Health said on Monday, citing US authorities.</p><p>Highly pathogenic avian influenza, commonly called bird flu, has spread around the globe in the past years, including the US, leading to the culling of hundreds of millions of poultry. </p>