The unidentified person had pre-existing conditions.
Health officials say the first death due to H5N1 bird flu has been documented of a person in Louisiana who is believed to have been exposed to wild birds.
The Louisiana Department of Health did not release the person's identity or gender but said that they were older than 65 years old and had pre-existing conditions, according to the Los Angeles Times.
'If you develop symptoms within 10 days after exposure to sick or dead animals, tell your healthcare provider.'