AnAge entry for Proechimys guyannensis

Classification (HAGRID: 02600)

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

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