AnAge entry for Proechimys guyannensis
Classification (HAGRID: 02966)
- Taxonomy
-
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia (Taxon entry)
Order: Rodentia
Family: Echimyidae
Genus: Proechimys
- Species
- Proechimys guyannensis
- Common name
- Cayenne spiny rat
- Synonyms
- Proechimys cayennensis, Proechimys warreni
Lifespan, ageing, and relevant traits
- Maximum longevity
- Not yet established
- Observations
In the wild, these animals have been known to live up to 1.7 years. Captives have been kept for 3.5 years [0434], though more detailed studies are necessary before maximum longevity can be correctly estimated.
Life history traits (averages)
- Female sexual maturity
- 148 days
- Male sexual maturity
- 146 days
- Gestation
- 64 days
- Weaning
- 29 days
- Litter size
- 2.4 (viviparous)
- Litters per year
- Inter-litter interval
- 66 days
- Weight at birth
- 24.7 g
- Weight at weaning
- Adult weight
- 356.5 g
- Postnatal growth rate
Metabolism
No information on metabolism is available.
References
- [0978] Jones et al. (2009), PanTHERIA: a species-level database of life history, ecology, and geography of extant and recently extinct mammals
- [0610] Ernest (2003), Life history characteristics of placental non-volant mammals
- [0434] Ronald Nowak (1999), Walker's Mammals of the World
- [0455] Virginia Hayssen et al. (1993), Asdell's Patterns of Mammalian Reproduction: A Compendium of Species-Specific Data
- [0680] Wootton (1987), The effects of body mass, phylogeny, habitat, and trophic level on mammalian age at first reproduction
External Resources
- Integrated Taxonomic Information System
- ITIS 825368
- Animal Diversity Web
- ADW account (if available)
- Encyclopaedia of Life
- Search EOL
- NCBI Taxonomy
- Taxonomy ID 128105
- Entrez
- Search all databases
- Ageing Literature
- Search Google Scholar or Search PubMed
- Images
- Google Image search
- Internet
- Search Google