[…] Mule deer (Odocoileus hemionus), cervids indigenous to the western part of North America and famous for the size of their ears, are a species of particular interest to the Canadian Wildlife Health Cooperative (CWHC). Together with white-tailed deer, moose and elk, mule deer represent a natural host for chronic wasting disease (CWD), the spongiform encephalopathy first observed in captive mule deer in the late 60’s.Read more about my fieldwork with the CWHC …