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How To Recognize CWD Symptoms in Your Harvested Deer?

April 5, 2026

Quick Answer

Chronic wasting disease (CWD) symptoms in harvested deer include weight loss, loss of body fat, and changes in antler growth. Look for unusual behavior, drooping ears, and a decrease in muscle mass. These signs can appear in infected deer as early as 6-12 months after exposure.

Visual Inspection Techniques

When inspecting your harvested deer for CWD symptoms, look for the following signs:

  • Weight loss: CWD-infected deer typically weigh 10-20% less than the average deer of the same age and species.
  • Loss of body fat: CWD-infected deer may have a thin, rough coat, and their body fat may be reduced.
  • Changes in antler growth: Infected deer may have stunted or deformed antlers, or their antlers may be missing.

Tissue Sampling and Testing

To confirm CWD infection, take a tissue sample from the deer’s lymph nodes, brain, or rectal tissue. Use sterile equipment to collect the sample, and submit it to a licensed laboratory for testing. It’s essential to follow the proper sampling and submission procedures to ensure accurate results.

Additional Considerations

When handling and inspecting your harvested deer, wear protective clothing and gloves to minimize the risk of CWD transmission. Avoid consuming any deer that shows signs of CWD, as the disease can be transmitted through direct contact with infected tissue or contaminated meat. In some states, CWD-infected deer must be reported to the local wildlife agency, so follow the specific regulations in your area.

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