Arizona agricultural officials say they now have the first detection of H5N1 avian influenza in milk produced by a dairy herd ...

Avian flu was detected in a backyard flock of about 15 ducks and geese in Madison County, according to Madison County Public ...

A version of the avian influenza virus different from the one rampaging through herds since last spring has been detected in ...

A sample of milk from a herd of dairy cows in Maricopa County has tested positive for H5N1 avian influenza, or bird flu, according to the Arizona Department of Agriculture.

Originally found mostly in wild birds and poultry, H5N1 clade 2.3.4.4b, genotype D1.1, was discovered in dairy cattle last ...

Six dairy herds in Nevada have tested positive for a newer variant of the H5N1 bird flu virus that’s been associated with ...

Health officials have confirmed that bird flu has been detected in milk from a cattle herd at a Phoenix-area dairy facility.

State agriculture officials confirmed Tuesday that a dairy farm in Maricopa County tested positive for bird flu – Arizona's ...

Dairy cows in Nevada have been infected with a new strain of bird flu virus different from the one circulating in other herds ...

A new Centers for Disease Control and Prevention study suggests that bird flu may be spreading under the radar in the U.S. In September, the CDC tested 150 veterinarians who primarily worked with ...

APHIS reported avian influenza outbreaks in further poultry flocks across seven states over the past two days. Several of the ...

Another spillover of the H5N1 bird flu virus from wild birds to dairy cattle appears to have occurred, this time in Arizona.