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AnAge entry for Globicephala macrorhynchus

Classification (HAGRID: 02636)
TaxonomyKingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Cetacea (Taxon entry)
                Family: Delphinidae
                    Genus: Globicephala
SpeciesGlobicephala macrorhynchus
Common nameShort-finned pilot whale
SynonymsGlobicephala sieboldii

Lifespan, ageing, and relevant traits

IMR0.017/year
MRDT20 years
Maximum longevity63 years (wild)
Sourceref. 1
Sample sizemedium
Data qualityacceptable
Observations

The MRDT was calculated to be about 20 for females and the IMR 0.017 [0784]. It has been speculated that females stop reproducing after about the age of 40.

Life history traits (averages)

Female sexual maturity3,470 days
Male sexual maturity5,332 days
Gestation452 days
Weaning730 days
Litter size1 (viviparous)
Litters per year0.2
Inter-litter interval1,095 days
Weight at birth60,000 g
Weight at weaning
Adult weight2,200,000 g
Postnatal growth rate

Metabolism

No information on metabolism available.

References
[0784] Foote (2008), Mortality rate acceleration and post-reproductive lifespan in matrilineal whale species, PubMed
[0443] Ronald Nowak (2003), Walker's Marine Mammals of the World
[0610] Ernest (2003), Life history characteristics of placental non-volant mammals
[0434] Ronald Nowak (1999), Walker's Mammals of the World
[0538] Don Wilson and Sue Ruff (1999), The Smithsonian Book of North American Mammals
[0455] Virginia Hayssen et al. (1993), Asdell's Patterns of Mammalian Reproduction: A Compendium of Species-Specific Data
[0001] Longevity Records: Life Spans of Mammals, Birds, Amphibians, Reptiles, and Fish
[0446] CETACEA

External resources

Integrated Taxonomic Information SystemITIS 180466
Animal Diversity WebADW account
Encyclopedia of LifeSearch EOL
Genome ProjectSearch NCBI
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