Tapeworm (Echinococcus multilocularis) previously not found in the Pacific Northwest has been detected in Washington state’s coyotes
A March 2026 study documenting the parasites was published in PLOS Neglected Tropical Diseases. Researchers from the University of Washington found Echinococcus multilocularis in 37 of the 100 coyotes they surveyed in Washington’s Puget Sound region. “The fact that we found it here in one-third of our coyotes was surprising, because it wasn’t […]






















