AnAge entry for Helarctos malayanus

Classification (HAGRID: 02248)

Taxonomy
Kingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Carnivora
                Family: Ursidae
                    Genus: Helarctos
Species
Helarctos malayanus
Common name
Sun bear
Synonyms
Ursus malayanus

Lifespan, ageing, and relevant traits

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

Gestation times of 95 and 96 days were reported in Zoos. When there is a delayed implantation, the total pregnancy time is on average 214 days [0434]. One captive specimen lived 35.9 years [0671].

Life history traits (averages)

Female sexual maturity
2,372 days
Male sexual maturity
Gestation
95 days
Weaning
90 days
Litter size
1 (viviparous)
Litters per year
Inter-litter interval
Weight at birth
325 g
Weight at weaning
Adult weight
46,000 g
Postnatal growth rate
Maximum longevity residual
142%

Metabolism

Typical body temperature
311ºK or 38.1ºC or 100.6ºF
Basal metabolic rate
Not yet available

References

External Resources

Integrated Taxonomic Information System
ITIS 621847
Animal Diversity Web
ADW account (if available)
Encyclopaedia of Life
Search EOL
NCBI Taxonomy
Taxonomy ID 9634
Entrez
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Ageing Literature
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Internet
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