Fox Tapeworm Detected in West Coast Coyotes for First Time, Study Finds

Executive Briefing

• Reveals 37 of 100 coyotes near Puget Sound tested positive for Echinococcus multilocularis tapeworm
• Identifies a more infectious European variant as the predominant strain now spreading across the U.S. and Canada
• Warns humans can contract the parasite via contaminated soil, food, or contact with infected pets
• Notes infection can cause lethal liver disease mimicking cancer, often undetected for years
• Advises hand hygiene, preventing pets from eating rodents, and routine veterinary care as key prevention steps