Latest Peromyscus Stories

Yosemite Workers Could Yield Clues Into 2012 Deadly Hantavirus Outbreak
2012-10-17 13:40:06

Lawrence LeBlond for redOrbit.com - Your Universe Online As many as 2,500 Yosemite National Park employees will be interviewed and have their blood drawn as health experts continue to search for clues as to what caused this summer´s deadly hantavirus outbreak. The Yosemite hantavirus outbreak, the biggest to strike the US in nearly two decades, has taken the lives of three people and has infected at least six others who have visited the park since early this summer. The initial...

Expert Warns People Cleaning Camps, Cabins This Fall To Take Precautions Against Possible Hantavirus
2012-10-10 09:57:51

Lawrence LeBlond for redOrbit.com - Your Universe Online The hunting season is upon us and that means thousands of people will be heading into the woods to deer camps and cabins for their yearly ritual. And for those who will be cleaning out and camping at these cabins, precautions should be taken to avoid a possible viral infection similar to one that has plagued California´s Yosemite National Park this summer. The warning comes from David Wolfgang, director of Veterinary and...

Hantavirus Alerts Increased To Nearly A Quarter Million People After 9th Case Confirmed
2012-09-14 11:03:40

Lawrence LeBlond for redOrbit.com - Your Universe Online Yosemite National Park officials expanded its public health warning of a hantavirus risk to include more than 230,000 people who visited the California nature reserve since June. The increased alert came after a 9th person was confirmed to have the deadly virus on Thursday. John Quinley, a spokesman for the National Park Service (NPS), said the ninth victim was from California and stayed in the park in July. Quinley noted that the...

Yosemite Hantavirus Surrounded In Mystery, Deer Mice Population Increase May Be Key
2012-09-13 07:31:12

Lawrence LeBlond for redOrbit.com - Your Universe Online Doctors and health officials working to find why a hantavirus outbreak at Yosemite National Park this summer has been so severe, have struggled to come up with a “good explanation,” according to an epidemiologist with the US Centers for Disease Control and Prevention (CDC). “For Yosemite, why this year of all years is there an increased number of cases?” pondered CDC´s Barbara Knust. Nearly 20 years...

US Health Officials Warn International Community Over Hantavirus Outbreak
2012-09-05 11:24:55

Lawrence LeBlond for redOrbit.com - Your Universe Online A week after Yosemite National Park officials reported two cases of deaths caused from contact with feces and urine from Hantavirus-infected rodents, US health officials jumped onboard to alert the international community. The US Department of Health and Human Services is notifying 39 countries that any of their citizens that may have stayed in Yosemite´s Curry Village tent cabins, or anywhere else within the park this...

Yosemite Park Officials Find Two More Victims Of Rare Hantavirus
2012-08-31 08:02:23

Lawrence LeBlond for redOrbit.com - Your Universe Online Less than a week after Yosemite National Park officials reported the death of a second person who had contracted Hantavirus while staying at the park´s popular Curry Village on the eastern edge of Yosemite Valley, two more visitors have been diagnosed with the deadly rodent-borne virus. The total infection count is now up to six, according to health officials on Thursday. Of the six people infected with the rare lung disease...

Yosemite, hiking (144218470)
2012-08-28 09:25:18

Lawrence LeBlond for redOrbit.com - Your Universe Online Hantavirus, a deadly virus that can be contracted from rodents--through their bites, saliva, urine or contact with feces--has claimed its second victim at Yosemite National Park earlier this summer, prompting park officials to warn past visitors to be on the lookout for flu-like symptoms. The second victim contracted Hantavirus while visiting the park in June, park spokesman Scott Gediman said in a statement on Monday. The victim...

2011-04-19 10:30:09

Precipitation and predators key in ecological regulation of infectious disease A little information can go a long way when it comes to understanding rodent-borne infectious disease, as shown by a new study led by scientist John Orrock of the University of Wisconsin-Madison and colleagues. The researchers studied wild deer mouse populations on the Channel Islands off the southern coast of California.  The mice carry a variant of hantavirus--a disease spread by rodents--called Sin Nombre...

2011-02-15 10:25:47

Green on satellite images warns of hantavirus outbreaks The risk of deadly hantavirus outbreaks in people can be predicted months ahead of time by using satellite images to monitor surges in vegetation that boost mouse populations, a University of Utah study says. The method also might forecast outbreaks of other rodent-borne illnesses worldwide. "It's a way to remotely track a disease without having to go out and trap animals all the time," says Denise Dearing, professor of biology at the...

2010-01-20 15:13:33

Spermatozoa from the same individual cluster together, improving motility in the race to the egg Some mouse sperm can discriminate between its brethren and competing sperm from other males, clustering with its closest relatives to swim faster in the race to the egg. But this sort of cooperation appears to be present only in certain promiscuous species, where it affords an individual's sperm a competitive advantage over that of other males. The work is described this week in the journal Nature...

Latest Peromyscus Reference Libraries

Peromyscus maniculatus, Deer Mouse
2012-04-26 12:29:36

Commonly known as the Deer Mouse, Peromyscus maniculatus is native to North America. It is prevalent in all areas except the far north and southeast United States. They can also be found in parts of South America. Peromyscus is the name used for most deer mice. There are sixty-six subspecies of Peromyscus maniculatus, and they are known for being closely related to the White-footed mouse (Peromyscus leucopus).  It is possible to distinguish between the two by looking at the multi colored...

2012-04-02 20:35:58

The White-footed Mouse, (Peromyscus leucopus), is a species of rodent native to North America. Its range extends from Ontario, Quebec, Labrador and the Maritime Provinces (excluding Newfoundland) south to the southwestern United States and Mexico. In Texas this creature is known as the Woodmouse. The adult of this species measures 3.5 to 3.9 inches in length, not counting the tail, which can measure an additional 2.5 to 3.8 inches. It weighs typically about an ounce. It has a maximum life...

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