Kerodon rupestris is a hystricomorph rodent very similar in appearance to Cavia species. The tail is absent or vestigial, adult weight is around g, and the. Kerodon rupestris. rock cavy. Kerodon rupestris. ADW Pocket Guides on the iOS App Store! The Animal Diversity Web team is excited to announce ADW Pocket. AnAge entry for Kerodon rupestris. Classification (HAGRID: ). Taxonomy Genus: Kerodon; Species: Kerodon rupestris; Common name: Rock cavy.

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Rock cavy (Kerodon rupestris) longevity, ageing, and life history

This page was last edited on 12 Novemberat They have a gestation period of 76 days which is notably longer than other caviids. They are hystricomorphs, which means they have porcupine-like jaw muscles.

Fire and grazing are important in the long-term maintenance of grasslands. Rock cavies exhibit well developed parental care. Living among his harem allows for increased socialization and a potential chance to become dominant in the future. There are blood vessels running from the mother along the placenta and then vessels running from the fetus back over the mothers vessels.

Small litter size, comparatively long gestation period, and other reproductive parameters i. Rupestri the males are absent, the females spend more time with their young than they do when the father is present. Mammals of the Neotropics.

Kerodon rupestris – #1882

kerodln Within the Caatinga region, K. During dry periods, vegetation continues to grow in the rock piles where rock cavies live, allowing colonies to live through periods of low productivity. See also Tropical savanna and grassland biome.


The dorsum is grey and the venter light brown. Lacher, ; Tasse, ; Willig and Rypestris, Extensive savannas are found in parts of subtropical and tropical Africa and South America, and in Australia. Females seek refuge in these dens and a system of resource-defense polygyny emerges as a result.

Parasitic nematodes are also found in the large intestines of rock cavies. They are most often active late in the day. Molecular Phylogenetics and Evolution, The gestation rupfstris averages 75 days. They are hystricomorph rodents.

Reproductive Parameters and Productivity of Caviomorph Rodents. Rock cavies are the only mammal endemic to the Caatinga region of Brazil. Dominant males defend prized rock piles with large harems and are able to mate more frequently than subordinates.

The young are able to eat solid food at three days old, but continue to nurse for up to seven weeks. Their nails are blunt on all digits except a small grooming claw on the outermost digit of the foot.

In other projects Wikimedia Commons Wikispecies. During mating, multiple males encircle one female in order to prevent her escape. Early consumption of whole food suggests that suckling behavior may involve socialization as well as nourishment.

Communication and Perception Rock cavies produce a ,erodon of vocalizations, many of which are thought to represent anxiety or fear. Placentation in the Rock Cavy, Kerodon rupestris Wied.


Animals most active at this time are known as crepuscular. The genus Kerodon contains two species of South American rock cavies related to capybaras and guinea pigs. Help us improve the site by taking our survey. Adult length is between to mm and is occasionally longer. Efforts have even been made to domesticate them as a reliable food source in areas afflicted by drought and poverty.

Intersexual grooming and female grooming are infrequent. Rock Cavy Kerodon rupestris Acrobatic cavy Kerodon acrobata. Accessed December 31, at https: Geographic Range Kerodon rupestris is endemic to the semi-arid region of northeastern Brazil known as the Caatinga. This may be due to the lack of water availability in their environment. Classification Kingdom Animalia animals Animalia: The vessels from the mother and fetus occur at different times in the subplacenta, so it is not used for counter-current exchange.

There are several protected areas that these animals reside in.

The confines of surrounding rock hollows provide predator protection, and “alarm whistle” vocalizations are used to alert the colony to take refuge when needed. Rock cavy Conservation status. Using sound or smell, rock cavies rupestdis able to detect predators approaching from a distance. Male rock cavies defend hollows and dens made by the surrounding granitic boulders.