Series: Chronic Wasting Disease In Wisconsin's Deer

After years of Wisconsin testing fewer deer for chronic wasting disease but finding more cases of infections, a new study offered some additional clues about how CWD might spread through the environment.
Chronic wasting disease used to frighten people in Wisconsin.
The degenerative nervous system disorder chronic wasting disease primarily infects deer, moose and elk in several locations around North America, including in Wisconsin.
As a new gun deer hunting season gets underway, tissue samples from around the state will pile up at Wisconsin Veterinary Diagnostic Laboratory facilities in Madison.
Bryan Richards
The Wisconsin Department of Natural Resources has identified thousands of deer infected with chronic wasting disease over the last 17 years. But the total number of animals affected and the geographic breadth of the disease is at the heart of policy differences over how to address the disease.