Cases of ‘zombie deer’ disease now in 2 local counties – WPXI Pittsburgh

The illness is fairly low in free-ranging deer and elk, but in some areas where the disease is more established, infection rates can top 10%, the CDC reported, and localized infection rates of 25% have also been reported. The numbers are even higher in the captive deer population with rates as high as 79%, or 4 out of every 5 deer in at least one captive herd.