AnAge entry for Dicrostonyx richardsoni

Classification (HAGRID: 02512)

Taxonomy
Kingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Rodentia
                Family: Cricetidae
                    Genus: Dicrostonyx
Species
Dicrostonyx richardsoni
Common name
Richardson's collared lemming

Lifespan, ageing, and relevant traits

Maximum longevity
Not yet established
Observations

They are believed to live up to 2 years [0538]. Given the lack of detailed studies, their maximum lifespan is unknown.

Life history traits (averages)

Female sexual maturity
91 days
Male sexual maturity
Gestation
21 days
Weaning
19 days
Litter size
3.5 (viviparous)
Litters per year
Inter-litter interval
Weight at birth
4 g
Weight at weaning
Adult weight
55 g
Postnatal growth rate

Metabolism

No information on metabolism is available.

References

External Resources

Integrated Taxonomic Information System
ITIS 180332
Animal Diversity Web
ADW account (if available)
Encyclopaedia of Life
Search EOL
NCBI Taxonomy
Taxonomy ID 92537
Entrez
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Ageing Literature
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Images
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Internet
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