Abrothrix Andina
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''Abrothrix andina'', also known as the Andean Altiplano mouse or Andean akodont,Musser and Carleton, 2005, p. 1088 is a species of
rodent Rodents (from Latin , 'to gnaw') are mammals of the order Rodentia (), which are characterized by a single pair of continuously growing incisors in each of the upper and lower jaws. About 40% of all mammal species are rodents. They are na ...
in the genus ''
Abrothrix ''Abrothrix'' is a genus of rodent in the tribe Abrotrichini of family Cricetidae. It contains the following living species:Teta et al., 2017 *''Abrothrix andina'' *''Abrothrix hershkovitzi'' *''Abrothrix hirta'' *''Abrothrix illutea'' *''Abrothri ...
'' of family
Cricetidae The Cricetidae are a family of rodents in the large and complex superfamily Muroidea. It includes true hamsters, voles, lemmings, muskrats, and New World rats and mice. At almost 608 species, it is the second-largest family of mammals, and has m ...
. It is found in the
Altiplano The Altiplano (Spanish for "high plain"), Collao (Quechua and Aymara: Qullaw, meaning "place of the Qulla") or Andean Plateau, in west-central South America, is the most extensive high plateau on Earth outside Tibet. The plateau is located at the ...
habitat of the
Andes The Andes, Andes Mountains or Andean Mountains (; ) are the longest continental mountain range in the world, forming a continuous highland along the western edge of South America. The range is long, wide (widest between 18°S – 20°S ...
from central
Peru , image_flag = Flag of Peru.svg , image_coat = Escudo nacional del Perú.svg , other_symbol = Great Seal of the State , other_symbol_type = Seal (emblem), National seal , national_motto = "Fi ...
through
Bolivia , image_flag = Bandera de Bolivia (Estado).svg , flag_alt = Horizontal tricolor (red, yellow, and green from top to bottom) with the coat of arms of Bolivia in the center , flag_alt2 = 7 × 7 square p ...
, south to
Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, th ...
and
Chile Chile, officially the Republic of Chile, is a country in the western part of South America. It is the southernmost country in the world, and the closest to Antarctica, occupying a long and narrow strip of land between the Andes to the east a ...
.Musser and Carleton, 2005, p. 1089


Taxonomy

''Abrothrix andina'' is a member of the order Rodentia and family Cricetidae with the genus ''Abrothrix.''


Habitat

''Abrothrix andinus'' is a small mammal that is active throughout the Andes. The environment consists of small shrubs and is categorizes as having dry summers and snowy winters.


Biology


Diet

''Abrothrix andina'' primarily eats small shrubs during the summer and shrubs and insects during the winters During extreme temperature changes, the gut morphology changes and energy expenditure changes. For example, their
metabolic rate Metabolism (, from el, μεταβολή ''metabolē'', "change") is the set of life-sustaining chemical reactions in organisms. The three main functions of metabolism are: the conversion of the energy in food to energy available to run cell ...
may increase by 36.6% during the winter. Their body mass has shown to fluctuate throughout the seasons, as well. Their diet has shown behaviors that exhibit hyperphagy.


Behavior

''Abrothrix andina'' is active throughout the year despite seasonal changes.


References


Literature cited

*Musser, G.G. and Carleton, M.D. 2005. Superfamily Muroidea. Pp. 894–1531 in Wilson, D.E. and Reeder, D.M. (eds.)
Mammal Species of the World: a taxonomic and geographic reference. 3rd ed
Baltimore: The Johns Hopkins University Press, 2 vols., 2142 pp.  *Pardinas, U. and D'Elia, G. 2008. . In IUCN. IUCN Red List of Threatened Species. Version 2009.2.
www.iucnredlist.org
. Downloaded on January 12, 2010. Abrothrix Mammals of the Andes Mammals of Argentina Mammals of Bolivia Mammals of Chile Mammals of Peru Mammals described in 1858 Taxonomy articles created by Polbot Taxobox binomials not recognized by IUCN {{Sigmodontinae-stub