H5N1 bird flu has now crossed into U.S. dairy cattle for the first time, and alarmingly, it did so through just one spillover ...

Avian flu strains tend to only affect birds, but the current outbreak has spread to cattle and – in rare cases – people. The ...

A dangerous bird flu, in other words, was suddenly circulating in mammals—mammals with which people have ongoing, extensive ...

Bird flu infections have been rare among people, but the pathogen is evolving, which has scientists worried about a possible ...

The swine flu alert in Mexico rose to a level four this ... Prevent or slow the entry of a new strain of human influenza into North America; * Minimize illness and deaths; and * Sustain ...

Bird flu outbreaks have forced tens of millions of chickens to be culled across nine states over the past year as more hotspots continue to emerge. So far, the Department of Agriculture has ...

The UK reports its first-ever case of reverse zoonosis—human flu infecting a pig—raising alarms about factory farming public ...

Texas health and wildlife officials have detected avian flu in at least four mammal species across six counties on the High Plains.

Just as swine flu strains tend to infect pigs ... the first major outbreak of H5 family avian flu occurred in North America in 2014-2015. This 2014 outbreak was caused by the H5N8 strain, a ...