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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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Population dynamics of neotropical small mammals in seasonal habitats.

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. Food habitats, home range and activity of Didelphis aurita Mammalia, Marsupialia in a forest fragment of southern Brazil.

Generation time G c varied from Male big-eared opossums tend to be larger than females. Bulletin of Florida Museum of Natural History In the present work, we describe a new species of Aspidodera parasite of the large intestine of Didelphis aurita Mammalia: Papeis Avulsos de Zoologia Opossums are opportunist feeders and will commonly shift their home range to adapt to fluctuating resources.

Also, the net reproductive rate R 0 tended to values below 1.


Big-eared opossum – Wikipedia

Alston’s mouse opossum M. Females may synchronize their reproduction by photoperiod. Interactions between aroids and arboreal mammals in the Brazilian Atlantic rainforest.

Generation time for the cohort was atypical and almost as twice as high compared to the preceding and following years. Canadian Journal of Zoology Mortality rate q x was highest in lactant and young, while lowest values were found for adults in most cohorts, since adults were also captured as senescent Fig.


Mammals of aaurita Neotropics: Male genital system of South American didelphids. The Animal Diversity Web is an educational resource written largely by and for college students. The experimental analysis of distribution and abundance. The nematodes in the subfamily Aspidoderinae, which includes the genus AspidoderaRailliet and Henry,are represented by nematodes with anterior cephalic cordons at the anterior end.

This may pose a threat to big-eared opossums and other rainforest species in the future.

Diet and vertical space use wurita sympatric opossums in a Brazilian Atlantic Forest reserve. Journal of Tropical Ecology They typically occur up to meters in elevation Emmons Lawrence, The American Society of Mammalogists, 47p.

Endothermy is a synapomorphy of the Mammalia, although it may have arisen in a auritx extinct synapsid ancestor; the fossil record does not distinguish these possibilities.


Movement patterns of five species of small mammals in a Brazilian restinga.

Studies on Neotropical Fauna and Environment Aceramarca gracile opossum G. The family Aspidoderidae includes the subfamilies Aspidoderinae Skrjabin and Schikobalova,and Lauroiinae Skrjabin and Schikobalova, The tail length typically is around The Evolution of Life Histories.

ADW: Didelphis aurita: INFORMATION

Anderson’s four-eyed opossum P. Services on Demand Journal. Contrasting effects of fire on populations of two small rodent species in fragments of Atlantic forest in Brazil. Subgenus Caluromys Bare-tailed woolly opossum C.

There main activity period was the first hours of the night. Didelphis aurita Wied-Neuwied Revista Brasileira de Zoologia20 2: Didelphidae using life tables. Traps 25 stations per grid were placed every 20 m total area 0. Journal of Mammalogy San Francisco, Benjamin Cummings, p. Gestation lasts days for South American species. Cinderella fat-tailed mouse opossum T. Johns Hopkins University Press.

The new individuals that formed that cohort had to come outside the study area.

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