has so far confirmed 52 human cases of bird flu—otherwise known as avian influenza H5N1—during this year's outbreak: 26 in California, 11 in Washington, 10 in Colorado, two in Michigan and one each in ...
As a virus scientist in South Africa, I’ve been watching with dread as H5N1 bird flu spreads among animals in the United ...
The outbreak is Hawaii's first and appears to be part of a surge in poultry outbreaks in US states that are along the Pacific flyway, where wild birds are migrating south. Hawaii's outbreak also ...
As H5N1 bird flu spreads among California dairy herds and southward-migrating birds, health officials announced Friday six ...