Avian Health Program   Return to Avian Health Program
Backyard poultry are especially at risk because they are often transported to and from different areas, including other countries, without any disease safety precautions. The USDA does require a 30 day quarantine for imported birds. Currently the USDA has banned bird imports from eight Southeast Asian countries effective February 4, 2004.
Free roaming birds with individual nesting locations
Bird behind a screen or fence 
Infected birds can still look like they are well, but still be carriers of germs. In fact, pet birds, especially parrots, can carry the virus that causes exotic Newcastle disease for more than a year without showing symptoms! These birds are called "carriers" of the disease.
Fenced chickens can also carry germs
A free roaming Parrot  in a pet store can be a disease carrier 
Sample question:
In disease prevention "carrier birds" are:
a) birds that carry messages from one place to another
b) birds that can carry 10x their weight
c) birds that can carry 100x their weight
d) birds that look well but in fact are carrying germs
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