Information on Bird Flu
Avian influenza or bird flu refers to the disease caused by infection with avian (bird) influenza (flu) Type A viruses. These viruses naturally spread among wild aquatic birds worldwide and can infect domestic poultry and other bird and animal species. Bird flu viruses do not normally infect humans. However, sporadic human infections with bird flu viruses have occurred. The links below offer more information about bird flu.
Bird Flu Updates
- Chile Reports First Case of H5N1 Thursday, March 30, 2023
- Technical Report: Highly Pathogenic Avian Influenza A(H5N1) Viruses Friday, March 17, 2023
- Human and Animal Health Experts Meet in South America to Prepare for Bird Flu Tuesday, March 14, 2023
Avian Influenza Communication Resources
CDC’s avian influenza (bird flu) materials are available to assist partners in communicating about bird flu prevention.
Avian Flu Microsite
More Information
- Interim Guidance on Testing, Specimen Collection, and Processing for Patients with Suspected Infection with Novel Influenza A Viruses with the Potential to Cause Severe Disease in Humans
- Pandemic Influenza
- Related Links
- Research
- Glossary of Influenza (Flu) Terms
- Zoonotic Influenza: Detection, Response, Prevention, and Control Reference Guide
