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Pygmy Shrews In Ireland Are Threatened By Greater White-toothed Shrew Invasion
2014-06-24 03:04:30

University College Dublin An invading species of shrew first discovered in Ireland in the pellets of barn owls and kestrels in 2007 is spreading across the landscape at a rate of more than five kilometers a year, according to findings published in the scientific journal PLOS ONE. University College Dublin scientists who conducted the study say that the invading species, the greater white-toothed shrew (Crocidura russula) is capable of colonizing the entire island by 2050. This, they...

Tiny Hero Shrew Has Extraordinary Strength
2013-07-25 04:14:46

Lee Rannals for redOrbit.com - Your Universe Online Scientists say they have discovered a new species of one of the most bizarre mammals on the planet. A team from Chicago's Field Museum, along with international collaborators, said in the journal Biology Letters that they have identified a new species of Hero Shrew. This new species, named Scutisorex thori, possesses characteristics that have allowed scientists to come up with a novel hypothesis for the function of the animals' crazy...

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2008-10-15 15:30:00

Global warming is causing major shifts in the range of small mammals in Yosemite National Park, one of the nation's treasures that was set aside as a public trust 144 years ago, according to a new study by University of California, Berkeley, biologists. The study, published in the Oct. 10 issue of Science, compared small mammal populations in the park today versus 90 years ago and found that mammals like shrews, mice and ground squirrels have moved to higher elevations or reduced their ranges...

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2008-04-28 13:15:48

Dave Tosh, from the School of Biological Sciences at Queens University, found the greater white-toothed shrew in Tipperary and Limerick while working with University College Cork and BirdWatch Ireland. Its natural range is in parts of Africa, France and Germany and before now the closest it has been spotted to Ireland is in the Channel Islands.As part of his PhD, Dave was studying the diet of the Barn Owl in Ireland. Last winter John Lusby, Barn Owl Research Officer from Bird Watch Ireland,...

2008-02-13 09:03:44

Furry mammals called water shrews are frighteningly efficient hunters despite their mini-mouse size, able to hunt prey day and night equally well. New high-speed videos show the water shrew relies on water movement, prey shape and smell to nab fish in the blink of an eye at night. Weighing in at just a half-ounce (15 grams), the American water shrew (Sorex palustris) is considered one of the smallest diving mammals. And with such a high metabolism, the water shrew must eat more...


Latest Sorex Reference Libraries

North American Least Shrew, Cryptotis parva
2012-05-02 11:32:22

The North American least shrew (Cryptotis parva) has a range including Mexico, the United States, and southern Canada. It has been found in a small population at Long Point in Ontario Canada. This shrew prefers to nest in meadows, mesic grasslands, fields, and marshes. As with most shrews, the North American least Shrew prefers moist habitats, but it will also nest in dryer areas. Its habitat is dependent on vegetation that allows for insects for its diet. At three inches long maximum, the...

Baird's Shrew, Sorex bairdi
2012-04-25 12:06:46

Baird’s shrew (Sorex bairdi) is a native species to northwest Oregon, inhabiting mainly conifer forests. These shrews live around six other species of shrew, and have one subspecies, Sorex bairdi permiliensis. Baird’s shrew is darker in the winter, with a reddish brown or beige-brown fur color. On each side of the shrew, and the belly, the fur is paler. There is no difference in size between males and females, as is common among shrews, and the average body length can be between 4.9 to...

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2007-01-19 11:20:11

The Eurasian Pygmy Shrew (Sorex minutus), often shortened to Pygmy Shrew, is a widespread shrew of northern Eurasia. It is the only shrew native to Ireland. Active throughout the day and night, the Eurasian Pygmy Shrew is one of the smallest shrews. It lives up to sixteen months and never hibernates. It has grey-brown fur and measures around 1.57 to 2.36 inches (40 to 60 mm) when full grown. It has a hairy tail that may be as long. It lives in undergrowth and leaf litter.

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2007-01-19 11:16:50

The Cinereus Shrew (Sorex cinereus), also known as the masked shrew, is a small shrew found in Alaska. It is also found in Canada, the northern United States, and northeastern Siberia. This is the most widely distributed shrew in North America where it is also known as the common shrew. Description It is grey-brown in color with a light grey underside. It has a long tail that is brown on top and pale underneath with a dark tip. Its body is about 3.54 in (9 cm) long including a 1.57 in...

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2007-01-19 11:13:39

The Vagrant Shrew (Sorex vagrans) is a medium-sized North American shrew. At one time, the Montane Shrew (S. monticolus) was considered to belong to the same species as this animal. It is red brown in color with greyer under parts and a long tail that is sometimes paler underneath. During winter, its fur is dark brown. Its body is about 3.94 in (10 cm) long including a 1.57 in (4 cm) long tail. It weighs about .211 oz (6 g). This animal is found in open and wooded areas in western...

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Word of the Day
malpais
  • The ragged surface of a lava-flow.
'Malpais' translates from Spanish as 'bad land.'