Akodon cursor (Winge, ) is a Sigmodontinae rodent commonly called the cursorial akodont. This small cursorial mouse has homogenous dorsal pelage that. Akodon cursor. cursor grass mouse. Akodon cursor. ADW Pocket Guides on the iOS App Store! The Animal Diversity Web team is excited to announce ADW. Akodon cursor is one of the most common species in the forest and forest- grassland ecotones. In Misiones province, Argentina, they are found in a variety of.
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Gentile and Cerqueira, ; Fernandez, et al. A second way to tell them apart is by their karyotype.
Retrieved 9 February Sex ratio of males to females is typically 1: Akodon cursor cursor grass mouse Facebook. Akodon cursor is a medium sized, vole-like mouse, with short limbs, and a short tail.
Cursor grass mouse – Wikipedia
Chromosomal rearrangements, specification and the theoretical approach. The pelage is soft and full. Synapomorphy of the Bilateria. University of Chicago Press. References Publications referenced by this paper. Akodon montensis is distributed through southeastern and central Brazil, Uruguay, Paraguay, and northeastern Argentina Eisenberg and Redford Lower mobility of Akodon cursor is also paired with higher aggregation and more permanent populations.
Akodon cursorlike most mammals, relies on a suite of visual, auditory, chemical, and tactile cues for communicating with conspecifics. We found the three cytotypes in a region of Southern Brazil. Akodon montensis blends well with its environment and utilizes litter and herbaceous cover to conceal itself from predators. Mammals of the Neotropics.
IUCN Red List of Threatened Species
A variety of raptors and other carnivores feed on this species Eisenberg and Redford Gentile, ; Redford and Eisenberg; Patton and Smith, Habitat Regions tropical terrestrial Terrestrial Biomes savanna or grassland forest scrub forest Range elevation 0 to m 0. Akodon cursor is one of the most common species in the forest and forest-grassland ecotones. From Wikipedia, the free encyclopedia. Freeman and Company, San Francisco, pp. In particular, they cannot easily be distinguished from the closely related montane grass mousewhich inhabits neighbouring regions to the immediate south.
Total length is mm; tail length, mm; hind foot length, mm; and ear length, mm.
Deforestation within the range ckrsor A. Akodon cursor is a mouse that typically occurs in great abundance in open, dry areas. Communication Channels visual tactile acoustic chemical Perception Channels visual tactile acoustic chemical Food Habits Stomach samples from this species have indicated a diverse diet ranging from plant material and seeds to adult and larval coleopterans, lepidopterans, and dipterans.
Gentile, ; Redford and Eisenberg; Nowak, Other Physical Features endothermic bilateral symmetry Sexual Dimorphism male larger Range mass 40 to 45 g 1. Chromosomal polymorphisms in the rodent Akodon arviculoides ssp. Some have a whitish spot between the ears, but this is not present on all individuals.
It is nocturnal and completely terrestrial. Akodon montensis will hybridize with other species within the same genus, especially with Akodon cursor. The feet are tan and the tail is sparsely haired and somewhat bi-colored.
Savannas are grasslands with scattered individual trees that do not form a closed canopy. Akodon montensis is restricted to evergreen forest patches along streams and rivers.
Showing of 12 references. International Union for Conservation of Nature. Redford and Eisenberg The tail is sparsely haired and almost bicolored. How to cite this article. Giving Directory Site Index. The diet of this species, which includes insects, may actually cursod reduce farm pests and crop damage. Delayed implantation is thought to occur in some species of Akodon and may occur in Akodon cursor as well.
The litter size is usually three and average gestation time of other Akodon species is 23 days. Sigmodontinae in MisionesArgentina. Constitutive heterochromatin, G-bands and Robertsonian rearrangements in the chromosomes of Akodon molinae Rodentia, Cricetidae. Skip to search form Skip a,odon main content. Reproductive activity does decrease during the colder months.
Vertebrate Collection The Department of Biology.
Connect with us Help us improve the site by taking our survey. This page was last edited on 16 Februaryat Gestation lasts for approximately 23 days. This species is susceptible to habitat disturbances and is more habitat-selective Gentile and D’Andrea From This Paper Figures, tables, and topics from this paper.
Stomach samples from this species have indicated a diverse diet ranging from plant material and seeds to adult and larval coleopterans, lepidopterans, and dipterans. Cytogenetics of the South American akodont rodents Cricetidae.