What is chronic wasting disease? A wildlife scientist explains the fatal prion infection killing deer and elk across North America
- Written by Allan Houston, Professor of Forest and Wildlife Ecology, University of Tennessee

Chronic wasting disease, a deadly neurological infectious disease that affects deer, elk and moose, is spreading across North America. Most recently detected in North Carolina in March 2022, CWD has been confirmed in 30 U.S. states and four Canadian provinces, as well as Norway, Finland,...