Avian influenza (AI) is a viral infection that affects primarily domestic poultry and pet, zoo, and wild birds. In domestic poultry, AI viruses are typically of low pathogenicity (LPAI), causing subclinical infections, respiratory disease, or decreased egg production.

Feb 4, 2025 · Avian influenza, or "bird flu," is a contagious viral disease of domestic and wild birds. It's a major threat to the poultry industry, animal health, trade, and the economy worldwide. Caused by influenza type A viruses, the disease varies in severity depending on the strain and species affected.

1 day ago · H5 bird flu is widespread in wild birds worldwide and is causing outbreaks in poultry and U.S. dairy cows with several recent human cases in U.S. dairy and poultry workers. While the current public health risk is low, CDC is watching the situation carefully and working with states to monitor people with animal exposures.

Apr 17, 2022 · Wild birds, captive birds, and domestic poultry (backyard poultry includes chickens, geese, ducks, quail, turkeys, pheasants, guinea fowl, and more) are all affected by bird flu, also known as HPAI H5. There are two kinds of avian influenza: high pathogenicity (HPAI) and low pathogenicity (LPAI).

Highly pathogenic avian influenza is extremely contagious and deadly to domestic poultry. If we find it in the United States, we must quickly eradicate the disease to protect our Nation’s flocks and economy. HOW DOES BIRD FLU SPREAD? Avian influenza spreads quickly by …

Avian influenza (AI) is a highly contagious viral infection of wild and domestic birds worldwide. Avian influenza viruses are classified as low pathogenic avian influenza (LPAI) or highly pathogenic (HPAI), based on their pathogenicity in domestic chickens.

Highly pathogenic avian influenza (HPAI) is rapidly fatal for poultry. Sudden onset of HPAI and high death rates are common among all poultry (except ducks and geese). In chickens, HPAI signs often include respiratory (gasping) and digestive (extreme diarrhea) signs followed by …

May 9, 2024 · The latest bird flu outbreaks in poultry in the United States are available from the U.S. Department of Agriculture's (USDA) Animal and Plant Health Inspection Service (APHIS) webpage at 2022 Confirmations of Highly Pathogenic Avian Influenza in Commercial and Backyard Flocks.

Highly pathogenic avian influenza (HPAI), commonly called “bird flu,” is a virus found among various species of birds. HPAI viruses can infect domestic poultry, which includes chickens, turkeys, pheasants, quail, ducks, geese, and guinea fowl. The virus also infects a wide variety of other birds, including wild migratory waterfowl.

Dec 20, 2024 · In poultry, some low-pathogenic viruses can mutate into highly pathogenic avian influenza viruses. Highly Pathogenic Avian Influenza (HPAI): Highly pathogenic avian influenza viruses cause severe disease and high mortality in infected poultry.