AnAge entry for Bison bison

Classification (HAGRID: 02356)

Taxonomy
Kingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Artiodactyla
                Family: Bovidae
                    Genus: Bison
Species
Bison bison
Common name
American bison
Synonyms
Bison bison bison, Bos bison, Bison americanus, Bison sylvestris, Bison americanus pennsylvanicus, Bison bison septemtrionalis, Bison bison athabasacae, Bison americanus, Bison bison athabascae

Lifespan, ageing, and relevant traits

Maximum longevity
33.5 years (captivity)
Source
ref. 671
Sample size
Large
Data quality
High
Observations

These animals have been estimated to live up to 25 years in the wild [0542]. Their maximum potential longevity has been estimated at 40 years [0434], though this has not been verified. Record longevity in captivity belongs to one male that was still alive at 33.5 years of age [0671].

Life history traits (averages)

Female sexual maturity
912 days
Male sexual maturity
912 days
Gestation
274 days
Weaning
259 days
Litter size
1 (viviparous)
Litters per year
1
Inter-litter interval
452 days
Weight at birth
20,000 g
Weight at weaning
158,000 g
Adult weight
630,000 g
Postnatal growth rate
Maximum longevity residual
88%

Metabolism

Typical body temperature
312ºK or 38.7ºC or 101.7ºF
Basal metabolic rate
Not yet available

References

External Resources

Integrated Taxonomic Information System
ITIS 180706
Animal Diversity Web
ADW account
Encyclopaedia of Life
Search EOL
NCBI Taxonomy
Taxonomy ID 9901
Entrez
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Ageing Literature
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Images
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Internet
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