Avian Disease

Last Modified: July 30, 2025
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We keep a close eye on avian diseases, preventing and controlling their impact on our Nation's birds, people, environment, and economy.

Avian Influenza

Avian influenza, or bird flu, is a viral disease with two main types: highly pathogenic avian influenza and low pathogenicity avian influenza.
Virulent Newcastle Disease

Virulent Newcastle disease, formerly known as exotic Newcastle disease, is a contagious and fatal viral disease of birds and poultry.

Disease Prevention and Management Programs

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