The patient, who was older than 65 and had underlying medical conditions, was hospitalized weeks ago in critical condition with severe respiratory illness.

The death in Louisiana — involving a person with underlying health conditions — is the first human case in the United States linked to exposure to backyard birds, according to the federal Centers for Disease Control and Prevention.

Bird flu is suspected to have caused the death of multiple wild birds recovered across the state last week, New Jersey Fish and Wildlife announced. At least seven snow geese, two Canada geese, and two hawks have yielded presumptive positive results so far for avian influenza,

As The New York Times reported, a senior with underlying medical conditions was hospitalized and died from bird flu around the start of the new year. The older adult is believed to have contracted the disease from a backyard poultry flock and wild birds,