Avian influenza, also known as the bird flu, is caused by influenza viruses that spread between birds. According to the Indiana Department of Natural Resources, bird flu is common in wild birds, especially waterfowl, shorebirds and raptors.

Rose Acre Farms, the nation's second largest egg producer, said yesterday that tests have confirmed avian flu at its facility in Seymour, Indiana, which could further stretch the supply of eggs as commercial farms in several states continue to battle the spread of the H5N1 virus.

An egg farm in southern Indiana has tested positive for bird flu. Rose Acre Farms, one of the largest egg producers in the country, announced on its Facebook that its Cort Acre Egg Farm in Seymour recently tested positive for highly pathogenic avian influenza (HPAI),

The second largest egg producer in the U.S. said its farm in Seymour, Indiana, tested positive for the avian flu. Rose Acre Farms said its Cort Acre Egg Farm started noticing deaths over the weekend.

A case of avian influenza, also known as bird flu, has been confirmed at a commercial poultry farm in Norfolk. The highly pathogenic virus was detected at a premises near Loddon, the Department for Environment,

Scientists say the temporary freeze on communications from federal officials creates a troubling blind spot for those tracking the virus.