The H5N1 avian influenza virus has infected birds and mammals around the world. As of June 2025, 70 people have been infected ...

Astral Foods Ltd., one of South Africa’s biggest poultry producers by revenue, will start vaccinating chickens against bird ...

Purdue University researchers now have developed an innovative, paper-based diagnostic test for rapidly detecting avian ...

The virus has not yet evolved to spread efficiently between people. Excellent vaccine technology exists, but the government ...

Following a prolonged but ultimately successful application process, South Africa’s largest poultry company has become the ...

The money will be used to design and test another vaccine too, this time for H7N9—another form of bird flu, not the one behind the current U.S. outbreak—in a phase-three clinical study.

Avian flu continues to appear in new species, and as of early December 2024, 57 human cases had been confirmed in the U.S. Of these, all but two were people who worked with livestock.

By 1955 it was determined to be a type A influenza virus, and in 1981, it became known as avian influenza, according to the U.S. Centers for Disease Control and Prevention.