Normal and abnormal conditions of plant and animal bodies. Covers both human and non-human health and disease topics. For human health and disease, use the narrower term 'environmental health (human)'.
We work with state and Federal agencies to study these diseases of birds because they can affect both wild populations of birds and cultivated poultry, and their diseases can spread to other animals, including humans.
National Wildlife Health Center studies the West Nile Virus to learn the current geographic extent, to understand how the virus moves between birds, mosquitoes, and humans, and to predict future movements of the virus.