Bird Flu
Bird Fu also known as Avian flu, an infectious disease of wild and domestic birds, caused by a range of viruses known as Type A influenza viruses. Variants of avian influenza viruses have also infected humans and a number of other mammals. Virus can
Subject: Health / PE |
Grade: 9-12
Author(s): Wasan Al.Tamimi
Views: 4,212 |
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