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Latest Rat Stories

2011-03-24 20:43:46

New research in the FASEB Journal involving rats suggests that pregnant and breastfeeding women who indulge in high levels of fat and sugar are likely to have children who indulge in the same types of food A new research report published online in The FASEB Journal (http://www.faseb.org) suggests that pregnant mothers who eat high sugar and high fat diets have babies who are likely to become junk food junkies themselves. According to the report, which used rats, this happens because the high...

2011-03-11 14:05:25

It seems that women become addicted to cocaine more easily than men and find it harder to give up. New research published in BioMed Central's open access journal Biology of Sex Differences reinforces this position by showing that the motivation of female rats to work for cocaine is much higher than males. Researchers from the Molecular and Behavioral Neuroscience Institute, University of Michigan, found that rats bred to have an elevated stress response and increased impulsiveness are more...

2011-03-10 13:46:41

What happened to being "quiet as a mouse"? Researchers have recently shown that, rather than being the silent creatures of popular belief, mice emit ultrasonic calls in a variety of social contexts, and these calls have song-like characteristics. So if mice sing, where do they get their music? Are they born with the songs fully formed in their heads, or do they learn them from their peers? This question is of great interest to scientists as, while many organisms produce genetically regulated...

2011-02-16 15:03:00

WASHINGTON, Feb. 16, 2011 /PRNewswire-USNewswire/ -- JunkScience.com responded today to the claim by the Center for Science in the Public Interest (CSPI) that the caramel coloring used in Coca-Cola, Pepsi and other foods is contaminated with cancer-causing chemicals. CSPI's claim is based on studies in which laboratory rats were given extremely high doses of 2-methylimidazole (2-MI) and 4-methylimidazole (4-MI). But such studies are entirely unreliable indicators of cancer-causing affects...

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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...

2011-02-08 04:00:00

NEW YORK, Feb. 8, 2011 /PRNewswire/ -- PetsDating.com selects boutique public relations firm Whitegate PR as their agency of record, due to the firm's extensive experience in the pet industry. PetsDating.com is a supportive online community where both pet owners and their pets can connect with others just like them. In addition to meeting other local pets, members of the PetsDating.com community have access to important and relevant pet related information, as well as a variety of...

2011-02-02 16:36:31

Ritalin may help improve brain function in adolescent rats that were iron deficient during infancy, according to a team of Penn State neuroscientists. This may have implications for iron-deficient human infants as well. The researchers found that low doses of Ritalin can help improve the focus of iron-deficient rats. Higher doses proved to hurt rather than help the control animals' focus, making them hyperactive. The control rats that were not iron deficient but received low doses of Ritalin...

2011-01-31 11:00:00

PHILADELPHIA, Jan. 31, 2011 /PRNewswire/ -- The Centers for Disease Control's (CDC) new study, "Zoonoses in the Bedroom," featured in its February issue of Emerging Infectious Diseases, cautions American pet owners from sharing their beds with their beloved companions. Citing examples of a young boy who developed the plague after sleeping with his flea-infested cat and a woman who contracted meningitis after repeatedly kissing the family dog, the study offers that more than 100 of the 250...

2011-01-12 16:53:56

Scientists dream of developing a real-world version of the Pied Piper's magic flute "” new poisons that pose no threat to people, pets or wildlife, while specifically targeting rats, those germ-laden creatures that outnumber humans 6 to 1 in some urban areas. An article in the current edition of Chemical & Engineering News (C&EN), ACS' weekly newsmagazine, details some of the steps toward that goal. C&EN Associate Editor Jyllian Kemsley points out that rats not only are...

2010-12-08 22:10:07

New findings on how rats make choices may provide insights into addiction and impulse-driven behavior Researchers have shed new light on dopamine's role in the brain's reward system, which could provide insight into impulse control problems associated with addiction and a number of psychiatric disorders. A joint study by the University of Michigan and University of Washington found that, contrary to the prevailing conception, differences in individuals' styles of response to environmental...


Latest Rat Reference Libraries

Armored Rat, Hoplomys gymnurus
2012-07-17 14:40:46

The armored rat (Hoplomys gymnurus) is the only species within the Hoplomys genus. It is native to Latin America, with a range that extends from northern Honduras into northwestern Ecuador. It prefers a habitat at altitudes of up to 2,600 feet. It resides in burrows that can be up to 6.6 feet in length, and these burrows are typically located near a water source. The armored rat bears spines across its back, resembling a porcupine, and indeed, they are more related to the porcupine than...

Jamaican Rice Rat, Oryzomys antillarum
2012-07-04 11:09:29

The Jamaican rice rat (Oryzomys antillarum) is an extinct species of rodent that was once found in Jamaica. This rat is thought to have been a divergence of O. couesi, which can be found in mainland Central America. It is thought that this rat went extinct in the late 19th century due to habitat destruction and by predation and competition from introduced species like the mongoose and the brown rat. Elliott Coues noted two specimens of Oryzomys in his 1877 monograph about North American...

Sand Rat, Psammomys obesus
2012-06-20 16:14:18

The sand rat (Psammomys obesus), also known as the fat sand rat, is found in North Africa, as well as the Middle East. Its range extended from Mauritania to the Arabian Peninsula. It prefers habitats within sandy deserts, but it can be found within saline marsh areas and areas with rocky ground. It will burrow under vegetation like saltbushes, where rats can often be found foraging. There are many medical uses for the sand rat. Because of their tendency to get diabetes mellitus when fed a...

Maned Rat, Lophiomys imhausi
2012-05-23 13:57:55

The maned rat (Lophiomys imhausi), also known as the crested rat, has a range that includes Tanzania, Sudan, South Sudan, Kenya, and Uganda. It prefers a habitat located in highland forests and woodlands in these areas, while in Somalia and Ethiopia it prefers to reside in areas nearly at sea level. These rats will nest in hollow tree trunks or rocky areas, as well as within cliff-faces. The maned rat can reach a length of up to twenty-one inches, including the tail. The soft undercoat of...

Greater Cane Rat, Thryonomys swinderianus
2012-05-16 12:22:36

The greater cane rat (Thryonomys swinderianus) is one of two species of cane rats found in Africa. They prefer to reside in reed beds or riverbanks south of the Saharan Desert. They have adapted well to urbanization and will also live on plantations. The nocturnal greater cane rat lives in small groups that are led by one alpha male and will make their burrows underground or in grasses. The diet of this cane rat consists of cane plants and grasses. When frightened, the greater cane rat will...

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