West Nile Virus (WNV) is transmitted by mosquitoes. Cases of WNV have been reported in humans and certain animals throughout the United States.

Symptoms and General Information on West Nile Virus

West Nile Virus Statistics and Maps

Selenium is an essential element in the diet of animals and has a variety of roles: an antioxidant that works in conjunction with vitamin E to prevent and repair cell damage in the body, it is involved in immune function and is necessary for growth and fertility.

A deficiency can cause white muscle disease

scouring, ill