AnAge entry for Proechimys semispinosus

Classification (HAGRID: 02601)

Taxonomy
Kingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Rodentia
                Family: Echimyidae
                    Genus: Proechimys
Species
Proechimys semispinosus
Common name
Spiny rat
Synonyms
Proechimys gorgonae

Lifespan, ageing, and relevant traits

Maximum longevity
5.8 years (captivity)
Source
ref. 671
Sample size
Small
Data quality
Acceptable
Observations

It has been reported that 2 year old animals are common [0434].

Life history traits (averages)

Female sexual maturity
146 days
Male sexual maturity
146 days
Gestation
64 days
Weaning
21 days
Litter size
2.4 (viviparous)
Litters per year
4.68
Inter-litter interval
Weight at birth
23 g
Weight at weaning
Adult weight
500 g
Postnatal growth rate
0.0131 days-1 (from Gompertz function)
Maximum longevity residual
45%

Metabolism

Typical body temperature
311ºK or 37.9ºC or 100.2ºF
Basal metabolic rate
1.7500 W
Body mass
498.0 g
Metabolic rate per body mass
0.003514 W/g

References

External Resources

Integrated Taxonomic Information System
ITIS 584853
Animal Diversity Web
ADW account (if available)
Encyclopaedia of Life
Search EOL
NCBI Taxonomy
Entrez
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Ageing Literature
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Images
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Internet
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