Information on Bird Flu

H5N1 bird flu is widespread in wild birds worldwide and is causing outbreaks in U.S. poultry and dairy cows with one recent human case in a U.S. dairy worker. The latest information, data and guidance on the current situation are available from the links below:

Current Situation Summary | Current H5N1 Bird Flu Situation in Dairy Cows

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.

Avian Influenza Communication Resources
American wigeon duck flying over water

CDC’s avian influenza (bird flu) materials are available to assist partners in communicating about bird flu prevention.