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

A woman is hospitalized in Wyoming with H5N1 bird flu, likely the result of handling infected birds in a backyard flock, health officials say.

Avian influenza has been detected in milk from a dairy herd in Maricopa County, according to the Arizona Department of ...

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

Participate in the Great Backyard Bird Count – a community science project hosted by the Cornell Lab of Ornithology and the National Audubon Society. We will meet on the children’s deck at 10 ...