WNV in Wyoming horses
West Nile virus is transmitted to horses via bites from infected mosquitoes. | Photo: iStock

The Wyoming State Veterinary Laboratory, Wyoming Department of Health, and Wyoming Livestock Board have received reports of “significant” West Nile virus (WNV) activity in the state over the past two weeks, they announced Sept. 10.

In addition to one human case being confirmed in Fremont County, official reported seven cases of WNV in Wyoming horses residing in Campbell, Fremont, Goshen, Park, and Sheridan counties. They’ve also found WNV in a golden eagle, a crow, and a hawk, as well as in mosquito pools in Fremont, Goshen, Hot Springs, and Natrona counties.

WNV 101

West Nile virus is transmitted to horses via bites from infected mosquitoes

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