This map assembled by the USGS shows the current reach of CWD in both wild and captive cervid herds. The origin of the disease dates to the 1960s when researchers in Colorado were studying sickened mule deer at a captive facility near Fort Collins. Some of those animals escaped.
This map assembled by the USGS shows the current reach of CWD in both wild and captive cervid herds. The origin of the disease dates to the 1960s when researchers in Colorado were studying sickened mule deer at a captive facility near Fort Collins. Some of those animals escaped.