DIDELPHIS AURITA PDF

AnAge entry for Didelphis aurita. Classification (HAGRID: ). Taxonomy Genus: Didelphis; Species: Didelphis aurita; Common name: Big-eared opossum . Didelphis aurita was long considered a subspecies of Didelphis marsupialis, however recent DNA evidence places Didelphis aurita as its own species. Parasitol Res. Jan;(1) doi: /s Epub Dec 1. Identification of opossums Didelphis aurita (Wied-Neuweid, ).

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Diet and vertical space use of three sympatric opossums in a Brazilian Atlantic forest reserve. It has been argued that big-eared opossums are exclusively terrestrial and only go into trees to escape flooding, but other studies have shown that using proper techniques, big-eared opossums can be trapped or tracked in trees as frequently as on the ground. Total monthly rainfall varied from a minimum of 0. didelphos

Greene, ; Aufita, Cinderella fat-tailed mouse opossum T. Plant Ecology 1: Precipitation is typically not limiting, but may be somewhat seasonal. Brown four-eyed opossum M. Studies on Neotropical Fauna and Environment Caceres, Communication and Perception Big-eared opossums have a cervical scent gland.

In fragmented forest areas, specifically where large predators are absent, species of Didelphis tend to increase in abundance.

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Ixodidae on small wild mammals from an Atlantic forest in the state of Sao Paulo, Brazil. Survival also declined after the second age class, but with less aurifa Fig. This may pose a threat to big-eared opossums and other rainforest species in the future.

When two males meet there is almost always extreme agonistic behavior. Subgenus Caluromys Bare-tailed woolly opossum C. Genetic and demographic structure in a population of Ctenomys lami Rodentia-Cteno-myidae. The main fruits consumed where the Passion flower Passiflora actinia and Sanctaecatharine nightshade Solanum sanctaecatharinae. Demografia do marsupial Didelphis aurita Didelphimorphia: Fecundity rate in the and cohorts for the senescent class was zero.

Average body mass of Didelphis aurita ranges from grams. Fifty six litters were marked and monitored during this study. Analysis of vertebrate populations. Didelphis aurita inhabits humid tropical lowland forests Emmons Mammalia64 3: Thus, it was not possible to establish life tables for these two cohorts.

Birdsmammals and amphibians of Latin America” On-line. Support diameter, incline, and vertical movements of four didelphid marsupials in the Atlantic forest of Brazil. Retrieved 18 January Generation time G c varied from Edited by Christopher Yahnke. They are also found in forests fragmented by urban development and deforestation. Females may also have a hierarchy, determining which female get the best territory.

IUCN Red List of Threatened Species

Journal of Mammalogy Small mammal populations of an agroecosystem in the Atlantic Forest domain, Southeastern Brazil. Marcondes provided inestimable technical and administrative help. Big-eared opossums are one of the most common marsupials in their home range.

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For qurita, negative correlations are often found in mammalian populations between survival and fecundity or between mortality and reproductive value. Demography and population dynamics of the mouse opossum Thylamys elegans in semi-arid Chile: In most cohorts, adult survival was 1.

Didelphis aurita

Big-eared opossums prey upon many different kinds of insects and fruits. Average number of offspring 7 Average number of offspring 6. Since birth dates vary along the season and litters may be produced at the beginning or end of the breeding season, this will influence the generation time among cohorts.

Each cohort began in August, the month when females began to be captured with young in the pouch see results. Published by Elsevier B. Female home range is around 0.

Journal of Tropical Ecology Big-eared opossums have long, prehensile tails that are furred at the base.