A decade-old bird flu strain, H5N9, has surfaced in US poultry for the first time, detected in a California duck farm.

The spread of bird flu (H5N1) has caused egg prices to rise and shelves to empty across Louisiana and the U.S. The cost of ...

A new strain of H5N9 bird flu was detected at a commercial duck operation in California's Merced County. All the ducks were ...

Bird flu has sickened several dozen people around the U.S. and left one person dead while egg price hikes and shortages have ...

No arrested had been made, FBI Houston said in an update late Wednesday. Murrill, the Louisiana attorney general, told NBC News that investigators suspected that explosive devices associated with ...

Bird flu cases are still rising in the U.S. as the virus continues to devastate poultry farms. More than 145 million chickens ...

A new strain of a highly pathogenic and rare strain of bird flu has been reported on a duck farm in central California.

Struggling to find eggs or noticing the price for a carton is ridiculously high? Here's what's happening and if it'll change ...

A rare subtype of the bird flu H5N9 was found at a commercial duck farm in California, according to the Paris-based World ...

A pandemic is not inevitable, scientists say. But the outbreak has passed worrisome milestones in recent weeks, including ...

Bird flu infections around the U.S. have forced mass cullings and resulted in the deaths of zoo animals and pets ...