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AnAge entry for Ornithorhynchus anatinus

Classification (HAGRID: 02948)
TaxonomyKingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Monotremata
                Family: Ornithorhynchidae
                    Genus: Ornithorhynchus
SpeciesOrnithorhynchus anatinus
Common nameDuck-billed platypus

Lifespan, ageing, and relevant traits

Maximum longevity22.6 years (captivity)
Sourceref. 671
Sample sizesmall
Data qualityacceptable
Observations

One captive specimen was at least 22.6 years old when it died [0671].

Life history traits (averages)

Female sexual maturity548 days
Male sexual maturity548 days
Incubation17 days
Weaning106 days
Clutch size2 (oviparous)
Clutches per year
Inter-litter interval365 days
Weight at hatching
Weight at weaning
Adult weight1,250 g
Postnatal growth rate
Maximum longevity residual155 %

Metabolism

Typical body temperature307ºK or 34.0ºC or 93.2ºF
Basal metabolic rate1.9310 W
Body mass1030.3 g
Metabolic rate per body mass0.001874 W/g

References
[0671] Richard Weigl (2005), Longevity of Mammals in Captivity; from the Living Collections of the World
[0036] Savage et al. (2004), The predominance of quarter-power scaling in biology
[0420] White and Seymour (2003), Mammalian basal metabolic rate is proportional to body mass2/3, PubMed
[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 552524
Animal Diversity WebADW account (if available)
Encyclopedia of LifeSearch EOL
Genome ProjectSearch NCBI
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