Kamchatka shrew [1] ( lat. Sorex camtschatica ) is a species from the genus Shrew of the family Shrew .
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Sorex camtschatica ( Yudin , 1972 ) | |||||||||||||||||||||||||||||||||||||||
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Scientific classification
The species was first described by specimen from the collections of V. G. Voronov in 1972 . Initially considered a subspecies of a mask shrew ( lat. Sorex cinereus ) [2] .
Distribution
Kamchatka shrew lives in North-Eastern Siberia , in the upper reaches of the Omolon River ( Kegali Valley), as well as in Kamchatka (Kambalny Bay, Lake Azhabachye , Milkovo environs) [3] [2] .
Inhabit riverine shrubs [4] .
Appearance
The animal is small in size. The average body length is 57 mm (not more than 66 mm), the maximum tail length is 54 mm (an average of 79% of body length). The average weight of an adult is 5 g [5] . The color of the back is earthy-gray, the sides are lighter, with an admixture of brown and trimming tones. The belly is light gray [4] . The species is characterized by a very elongated hind foot. A large foot has a well-defined brush of elastic, bristly hair framing the foot, like a coutor. The condyl-basal length of the skull is greater than that of the shrews from the Chukchi Peninsula [2] .
Lifestyle & Reproduction
The biology of the species is poorly studied. The breeding season lasts from April to September. A female gives up to three litters per year. There are 5β11 cubs in the litter [4] .
Notes
- β Complete Illustrated Encyclopedia. "Mammals" Prince. 2 = The New Encyclopedia of Mammals / Ed. D. MacDonald . - M .: Omega, 2007 .-- S. 439. - 3000 copies. - ISBN 978-5-465-01346-8 .
- β 1 2 3 Yudin B.S. Insectivorous mammals of Siberia / Ed. ed. V.N. Bolshakov. - Novosibirsk: Science. Sib. Department, 1989 .-- S. 137-140. - 360 p. - ISBN 5-02-028930-2 .
- β Yudin B.S. Insectivorous mammals of Siberia (determinant) / Ed. ed. Maksimov A.A .. - Novosibirsk: Nauka, 1971. - P. 131.
- β 1 2 3 Sorex camtschatica Yudin 1972 - Kamchatka shrew . Institution of the Russian Academy of Sciences Institute of Ecology and Evolution A.N. Severtsov RAS. Date of treatment August 13, 2011. Archived on August 25, 2012.
- β Yudin B.S. Insectivorous mammals of Siberia / Ed. ed. V.N. Bolshakov. - Novosibirsk: Science. Sib. Department, 1989 .-- S. 129. - 360 p. - ISBN 5-02-028930-2 .