Crawford shrew
| Crawford shrew | ||||||||||||
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Notiosorex crawfordi |
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| Systematics | ||||||||||||
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| Scientific name | ||||||||||||
| Notiosorex crawfordi | ||||||||||||
| ( Coues , 1877) |
The Crawford shrew ( Notiosorex crawfordi ) is a mammal in the shrew family . The species is named after SW Crawford, who found the holotype .
features
With a total length of 77 to 93 mm, including a 27 to 33 mm long tail, the species is one of the larger representatives of the genus of the gray desert shrews . It has silver-gray to brown-gray fur on the top and slightly light fur on the underside. Long vibrissae are noticeable .
Distribution and way of life
The distribution area of this shrew is in the southwest of the USA and in northern Mexico . It can also be found on smaller islands near the coast. In the mountains, the Crawford shrew reaches a height of 2,600 meters. The main habitat is semi-deserts with scattered vegetation, e.g. B. agaves . The shrew continues to visit smaller stands of trees near rivers or meadows.
The Crawford shrew mainly eats worms, insects and caterpillars, which are complemented with carrion , small birds and smaller lizards. The nest consists of parts of plants such as grass, bark or fibers from corn cobs as well as found bird feathers. Specimens kept together in captivity were less aggressive to one another than other shrews. A litter consists of 3 to 5 young animals.
status
This shrew is hunted by owls . There are no significant dangers for the existing population. The IUCN lists the Crawford shrew as Least Concern .
swell
- Armstrong, David M. (1972): Notiosorex crawfordi. In: Mammalian Species . No. 17, pp. 1-5.
- Notiosorex crawfordi in the endangered Red List species the IUCN 2016 Posted by: Timm, R. Matson, J. Woodman, N. & Castro-Arellano, I., 2016. Accessed March 8, 2017th
- Don E. Wilson , DeeAnn M. Reeder (Eds.): Mammal Species of the World . A taxonomic and geographic Reference . 3. Edition. 2 volumes. Johns Hopkins University Press, Baltimore MD 2005, ISBN 0-8018-8221-4 (English, Notiosorex crawfordi ).