A federal study found the brain‑eating amoeba Naegleria fowleri in hot springs and warm waters at Yellowstone, Grand Teton and Lake Mead, prompting safety reminders for visitors. CDC guidance focuses on keeping water out of the nose and using sterile water for nasal rinses.

Doorbell camera footage shows a mountain lion prowling outside an Olympus Cove home in Millcreek and appearing to try to get inside. Wildlife officials were called and neighbors are on alert.

An early hatch of no‑see‑ums at Antelope Island scrambled a major spring race and sent visitors swatting. Park staff say head nets are the best defense while the swarm lasts.