AnAge entry for Ursus thibetanus

Classification (HAGRID: 02254)

Taxonomy
Kingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Carnivora
                Family: Ursidae
                    Genus: Ursus
Species
Ursus thibetanus
Common name
Asiatic black bear
Synonyms
Selenarctos thibetanus

Lifespan, ageing, and relevant traits

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

As in other bears, there is usually a delayed implantation [0434]. One captive specimen lived 39.2 years [0671].

Life history traits (averages)

Female sexual maturity
1,095 days
Male sexual maturity
1,095 days
Gestation
228 days
Weaning
99 days
Litter size
2 (viviparous)
Litters per year
Inter-litter interval
365 days
Weight at birth
463 g
Weight at weaning
Adult weight
103,750 g
Postnatal growth rate
Maximum longevity residual
137%

Metabolism

Typical body temperature
311ºK or 37.5ºC or 99.5ºF
Basal metabolic rate
Not yet available

References

External Resources

Integrated Taxonomic Information System
ITIS 621850
Animal Diversity Web
ADW account
Encyclopaedia of Life
Search EOL
NCBI Taxonomy
Taxonomy ID 9642
Entrez
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Ageing Literature
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Images
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Internet
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