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AnAge entry for Pteronura brasiliensis

Classification (HAGRID: 02552)
TaxonomyKingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Carnivora
                Family: Mustelidae
                    Genus: Pteronura
SpeciesPteronura brasiliensis
Common nameGiant otter

Lifespan, ageing, and relevant traits

Maximum longevity17.3 years (captivity)
Sourceref. 671
Sample sizesmall
Data qualityacceptable
Observations

One 17.3 years old specimen was still alive in captivity [0671].

Life history traits (averages)

Female sexual maturity730 days
Male sexual maturity
Gestation68 days
Weaning122 days
Litter size1.5 (viviparous)
Litters per year1
Inter-litter interval
Weight at birth204.25 g
Weight at weaning
Adult weight24,000 g
Postnatal growth rate
Maximum longevity residual75 %

Metabolism

No information on metabolism available.

References
[0671] Richard Weigl (2005), Longevity of Mammals in Captivity; from the Living Collections of the World
[0434] Ronald Nowak (1999), Walker's Mammals of the World
[0455] Virginia Hayssen et al. (1993), Asdell's Patterns of Mammalian Reproduction: A Compendium of Species-Specific Data

External resources

Integrated Taxonomic Information SystemITIS 621920
Animal Diversity WebADW account
Encyclopedia of LifeSearch EOL
Genome ProjectSearch NCBI
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