Also what are the symptoms for influenza, west nile virus?

Most no symptoms: Most have no symptoms, 80%. If you develop symptoms of severe west nile virus illness, such as unusually severe headaches or confusion, seek medical attention immediately, according to the cdc. Severe illness usually requires hospitalization. Milder cases improve on their own and do not necessarily require medical attention.

Influenza: According to Mayo Clinic Flu sxs may include “Fever over 100F (38C), Aching muscles, especially in your back, arms and legs, Chills & sweats, Headache, Dry Cough, Fatigue and weakness, Nasal Congestion.”