Officials in Canyon County, Idaho, found a single Aedes aegypti mosquito in August 2025, the first time anyone has spotted this illness-spreading insect in the state, CBS2 News reported.
What happened?
The Canyon County Mosquito Abatement District collected the specimen on Aug. 11 as part of standard tracking efforts. Scientists examined the insect’s DNA on Sept. 17 and verified its identity.
“This is the first known detection of Ae. aegypti in the State of Idaho,” Jim Lunders, the district’s director, said, per CBS2 News.
After the discovery, workers set up traps and monitoring equipment around the area. The search hasn’t produced any more Aedes aegypti mosquitoes, but officials will keep checking the area into 2026…