NEW YORK -- A pig at an Oregon farm was found to have bird flu, the U.S. Department of Agriculture announced Wednesday. It's ...

Although H5N1 has been found in many mammals in the U.S., an infection in a pig could have bigger implications for humans.

But finding bird flu in a pig raises worries that the virus may be hitting a stepping stone to becoming a bigger threat to people, said Jennifer Nuzzo, a Brown ... the US among wild birds, poultry ...

Pigs can be infected with multiple types of flu, and the animals can play a role in making bird viruses better adapted to ...

But finding bird flu in a pig raises worries that the virus may be hitting a stepping stone to becoming a bigger threat to people, said Jennifer Nuzzo, a Brown ... U.S. among wild birds, poultry ...

But finding bird flu in a pig raises worries that the virus may be hitting a stepping stone to becoming a bigger threat to people, said Jennifer Nuzzo, a Brown ... U.S. among wild birds, poultry ...