Tien Shan birch mouse

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Tien Shan birch mouse

Least Concern  (IUCN 3.1)[1]
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Rodentia
Family: Sminthidae
Genus: Sicista
Species:
S. tianshanica
Binomial name
Sicista tianshanica
(Salensky, 1903)

The Tien Shan birch mouse (Sicista tianshanica) is a species of rodent in the family Sminthidae. It is found in China, Kazakhstan and Kyrgyzstan.

Description

The Tien Shan birch mouse grows to a length of about 70 mm (2.8 in) with a tail length of about one and a half times its body length. The dorsal fur is a uniform yellowish-grey and there is no vertebral stripe as there is in the long-tailed birch mouse (Sicista caudata). The flanks are straw-coloured, the chin and throat are white and the underparts whitish-grey tinged with buff. The back of the skull is longer than that of the southern birch mouse (Sicista subtilis).[2]

Distribution and habitat

The Tien Shan birch mouse is native to China, Kazakhstan and Kyrgyzstan. Its typical habitat is piedmont plains, mountain forests, alpine meadows and forest borders.[1]

Behaviour

The Tien Shan birch mouse does not have the specialised limbs of the

Issyk-kul region it is only active between May and October. One litter of three to seven young is born around mid-summer.[1]

Status

The Tien Shan birch mouse has a wide range and is locally abundant, though its population fluctuates considerably. No specific threats have been identified and there are several protected areas within its distribution range, so the

References