U.S. dairy cattle tested positive for a strain of ... the second strain on Wednesday ahead of USDA's announcement. Second bird flu strain predominant among wild birds The second strain was the ...

The second strain was the predominant genotype among wild birds this past fall and winter and has also been found in poultry, the USDA said. It was identified in dairy cattle through an agency program ...

Dairy worker in Nevada becomes second person in nation ... while working with infected dairy cattle when he contracted the D1.1 genotype bird flu strain. According to the U.S. Department of ...

A version of the H5N1 bird flu virus known as B3.13 was confirmed in March after being introduced to cattle in late 2023, scientists said. It has infected more than 950 herds in 16 states. The new ...

Dairy cattle in Nevada have been infected with a new type of bird flu that's different from the version that has spread in U.S. herds since last year, Agriculture Department officials said Wednesday.

A series of reported outbreaks at some of the largest egg producers in the U.S. have caused a shortage in egg supplies, as ...

No new human cases of avian influenza have been reported, and poultry infections are low so far in March. But infections in ...

Dairy cows in Nevada have been infected with a new strain of bird flu virus different from the one circulating in other herds throughout the past year, the U.S. Department of Agriculture (USDA) said.