WISCONSIN — Bird flu has been confirmed in two separate commercial poultry flocks in the state, according to the Department of Agriculture, Trade and Consumer Protection. One of the flocks is in ...

For the past three years,a novel form of bird flu has wiped out millions of animals in the United States, from snow geese to backyard chickens.

A fast-moving bird flu outbreak is devastating marine mammals, with massive losses reported across South America’s coasts.

Well-trained students and scientists are the boots on the beach collecting the samples and observations needed to help a ...

Experts are closely monitoring the marine animals, flagging mortalities and advising beach visitors to take extra precautions ...

An avian flu outbreak at California's Año Nuevo State Park is spreading across the Central Coast, infecting elephant seals, a ...

An avian flu outbreak, which killed several elephant seals at California’s Año Nuevo State Park last month, has spread to ...

A new strain that dominated the early winter was not well matched to the vaccine, leading to an intense early onslaught of ...

The H5N1 bird flu outbreak in California elephant seals has spread to other marine mammals, including a sea otter and sea lion. But wildlife officials are hopeful the outbreak will remain contained.

After H5N1 bird flu was detected in elephant seals gathered at Año Nuevo State Park, other marine mammals have also succumbed, including a sea otter and sea lion. So far, only animals in San Mateo ...