If you find a sick or dead bird
Birds are a natural host for West Nile virus; in Oregon particularly crows, ravens, jays, magpies, and sage grouse. A large or continuous die-off of birds may be a local indicator of WNV activity.
Contact one of the following Oregon agencies for collection and testing for West Nile virus surveillance:
If you suspect a horse has WNV infection
Veterinarians are required to report horses with the appropriate clinical signs. Refer to West Nile Virus testing for further information and contact the Oregon Dept. of Agriculture at 503-986-4760 before submitting horse samples.
Other animals
Any other animal suspected of having West Nile virus or other viruses carried by mosquitoes will be tested at a laboratory. If you have any questions, please call the state public health epidemiologist on call at Oregon Health Authority, Public Health Division, 971-673-1111.