Influenza is a respiratory virus that causes seasonal flu
each year during the winter months. It is characterized by
fever, chills, body aches, headache, runny nose, cough and
occasional diarrhea. It is primarily an Infection of the
respiratory tract (breathing tubes and lungs). In some
persons, complications of influenza can be severe, which can
include pneumonia and death.
Avian influenza is an infection caused by avian (bird)
influenza (flu) viruses. These influenza viruses occur
naturally among birds. Wild birds worldwide carry the
viruses in their intestines, but usually do not get sick
from them. However, avian influenza is very contagious among
birds and can make some domesticated birds, including
chickens, ducks, and turkeys, very sick and kill them.
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