As bird flu sweeps across US poultry and cattle farms, researchers are racing to find ways to contain the outbreaks before they ignite a human pandemic. Now, a team of scientists has developed a fresh approach: the first mRNA bird-flu vaccine for cattle.

Health officials are making a renewed call for vigilance against bird flu, but some experts are puzzling over why reports of new human cases have stopped.

After a bird flu outbreak, the first live ducks have returned to Crescent Duck Farm in Aquebogue after the USDA  lifted the final quarantine of the 140-acre farm.

The first major global review of bird flu in cats reveals an emerging threat of a potential human pandemic. Spring is here, birds are on the move, and a new threat is spreading alongside them: bird flu (H5N1).

Brazil's state of Tocantins has ruled out the occurrence of highly pathogenic avian influenza, known as bird flu, in a local commercial farm citing preliminary test results, according to a statement sent to Reuters on Wednesday.

Bournemouth, Christchurch and Poole Council (BCP) said it is seeing reports of bird flu among wild and captive birds in the area. A 3 kilometer (2 miles) controlled zone is now in place to help prevent the spread of the disease.

Health officials are making a renewed call for vigilance against bird flu, but some experts are puzzling over why reports of new human cases have stopped.

Poultry trade bans triggered by a bird flu outbreak in Brazil may weigh on domestic chicken prices, offering some relief - if even short-lived - from the food inflation that has undermined the government's popularity,