Outbreaks of bird flu in mammals more than doubled across the world last year, raising the risk that the virus could ...

If you're a birder, avian flu has likely been on your mind. Here's how to avoid bird flu, from an expert — and whether ...

Researchers identified a novel genotype (D1.1) of highly pathogenic avian influenza H5N1 spreading among wild birds, poultry, ...

This undated electron microscopic image provided by the Centers for Disease Control and Prevention shows two Influenza A (H5N1) virions, a type of bird flu virus. SAO PAULO (AP) — Brazil ...

Brazil identified fresh bird flu cases in wild animals, which it said should not have any commercial impact, and is ...

Over the past three years, avian influenza (H5N1) has spread around the U.S. and affected many species of birds and mammals, ...

SAO PAULO (AP) — Mexico, Chile and Uruguay have halted poultry imports from Brazil after the country confirmed its first bird flu outbreak on a commercial farm, authorities said Saturday. On Friday, ...

SAO PAULO — Mexico, Chile and Uruguay have halted poultry imports from Brazil after the country confirmed its first bird flu outbreak on a commercial farm, authorities said Saturday. On Friday ...