If you spend time hiking or camping in the eastern half of the United States, chances are you’ve had encounters with ticks, ...

-- A deer mouse collected near Mount Laguna on Aug. 24 during routine monitoring has tested positive for hantavirus. Hantavirus in wild rodents is relatively common in San Diego County.

We believe that deer mouse numbers are high this year in Mammoth (and probably elsewhere in the Eastern Sierra). An increase in indoor mice elevates the risk of hantavirus exposure.” The three Mammoth ...

Hantavirus, a respiratory virus spread by rodents, has been in the news recently. Experts explain what you need to know about the illness, including what to do if you find signs of rodents in your ...

Discover how a mouse-deer-like fossil, Indohyus, uncovered the surprising ancestry of whales, tracing their journey from land to ocean giants.

MICE After actor Gene Hackman’s wife died from Hantavirus in Arizona, and shortly after, Mono County announced three deaths from Hantavirus, the deadly virus that comes from deer mice.

Deer mice are the most common carriers of the virus. Other carriers include the white-footed mouse, cotton rat, and rice rat.

We believe that deer mouse numbers are high this year in Mammoth (and probably elsewhere in the Eastern Sierra). An increase in indoor mice elevates the risk of Hantavirus exposure.

Deer mice — common in the Eastern Sierra — have brown or tan fur with white bellies, legs and feet, according to Orkin.com. Their tails are dark on top and light underneath.

An expert with Vector Control addresses hantavirus concerns in San Diego County, following the death Gene Hackman's wife. The agency routinely tests mice countywide.

More than half of U.S. cases occurred in six Western states: Colorado, New Mexico, Arizona, Utah, Nevada, and California. All have vast rural areas where deer mice thrive.

Hantavirus comes from contact with rodents, especially after exposure to their urine, droppings and saliva. Read about how common it is in California.