The avian flu has spread from dairy cows to humans, with at least 20 people in California infected with the virus.

The new strain of H5N1 avian influenza virus, discovered by a dairy worker on a farm in Texas, is said to be deadly for ...

H5N1 influenza has now been detected in pigs. This was something virologists had been worrying about ever since this highly ...

Amid an ongoing outbreak of bird flu in poultry and dairy cows in the United States, a case of H5N1 has now been confirmed for the first time in a pig.

Food from these Mexico City islands has fed people for hundreds of years, but the chinampas are under threat from ...

Ornithologist Ana Gonzalez studies migration patterns and works with local scientists to protect threatened birds.

The operation, dubbed Cold Meat 2, launched last week. It tracked 18,000 head of cattle raised in 100 square miles (260 ...

Public health experts are concerned that the first detection of H5N1 bird flu in a pig could mean the next step in ...

USDA's APHIS and Oregon state officials are investigating a backyard farm where H5N1 avian influenza was detected in poultry ...

H5N1 bird flu was detected in a pig in Oregon, marking the first detection of the virus in swine in the country, the U.S. Department of Agriculture (USDA) said Wednesday. The detection was on a small ...

Authorities have confirmed bird flu infections at 178 California dairies since it first emerged in August, according to the state Department of Food and Agriculture, and there is no sign of infections ...