Overview

Distribution

Range Description

This rodent occurs from Rio Grande do Sul and Santa Catarina States, in Brazil, to eastern Uruguay (Eisenberg and Redford, 1999). It occurs in the wetlands of southeast Uruguay and close to the Atlantic coast in southern Brazil, (Ximenez 1980).
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Ecology

Habitat

Habitat and Ecology

Habitat and Ecology
It occurs along the margins of glens between hills and in association with Cardo caraguata (Eryngium spp.) (Gonzalez 2001). It inhabits grasslands and forest borders (Christoff, A. pers. comm.). The species has a low reproductive rate with gestation greater than two months and usually only 1-2 young (Kraus and Rodel 2004). Reproduction is seasonal (Kraus et al. 2005).

Systems
  • Terrestrial
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Conservation

Conservation Status

IUCN Red List Assessment


Red List Category
LC
Least Concern

Red List Criteria

Version
3.1

Year Assessed
2008

Assessor/s
Gonzalez, E. & Lessa, E.

Reviewer/s
Amori, G. (Small Nonvolant Mammal Red List Authority) & Schipper, J. (Global Mammal Assessment Team)

Contributor/s

Justification
Listed as Least Concern because its extent of occurrence is much greater than 20,000 km², it has a presumed large population, and although there are some declines occurring in Uruguay, these are not significant enough for it to be considered for listing in a more threatened category.
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Population

Population
There is no information on population or abundance, but the species is adaptable to grasslands and is assumed to have a stable population.

Population Trend
Decreasing
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Threats

Major Threats
Intentional burning of vegetation for cattle ranching is a major threat.
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Management

Conservation Actions

Conservation Actions
The species occurs at least in one protected area in Uruguay (Laguna de Castillos) and at least four in Brazil. Further taxonomic studies of this species are required.
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Wikipedia

Greater guinea pig

The Greater Guinea Pig, Cavia magna, is a guinea pig species from South America.[2] It is found in Brazil and Uruguay.

References

  1. ^ Gonzalez, E. & Lessa, E. (2008). Cavia magna. In: IUCN 2008. IUCN Red List of Threatened Species. Downloaded on 5 January 2009.
  2. ^ Woods, Charles A.; Kilpatrick, C. William (16 November 2005). "Infraorder Hystricognathi (pp. 1538-1600)". In Wilson, Don E., and Reeder, DeeAnn M., eds. Mammal Species of the World: A Taxonomic and Geographic Reference (3rd ed.). Baltimore: Johns Hopkins University Press, 2 vols. (2142 pp.). p. 1553. ISBN 978-0-8018-8221-0. OCLC 62265494. http://www.bucknell.edu/msw3/browse.asp?id=13400180. 


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