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AnAge entry for Eubalaena glacialis

Classification (HAGRID: 02626)
TaxonomyKingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Cetacea (Taxon entry)
                Family: Balaenidae
                    Genus: Eubalaena
SpeciesEubalaena glacialis
Common nameNorthern right whale
SynonymsBalaena glacialis

Lifespan, ageing, and relevant traits

Maximum longevity67 years (wild)
Sourceref. 642
Sample sizemedium
Data qualityacceptable
Observations

There is one anecdotal report, which could turn out to be true, of a mature female being spotted for 60 years, which would make it at least 67 years old. One female at least 65 years-old was possibly reproductively senescent [0642].

Life history traits (averages)

Female sexual maturity2,920 days
Male sexual maturity2,920 days
Gestation350 days
Weaning213 days
Litter size1 (viviparous)
Litters per year0.29
Inter-litter interval1,445 days
Weight at birth794,328 g
Weight at weaning
Adult weight23,000,000 g
Postnatal growth rate

Metabolism

No information on metabolism available.

References
[0817] Bielby et al. (2007), The fast-slow continuum in mammalian life history: an empirical reevaluation, PubMed
[0443] Ronald Nowak (2003), Walker's Marine Mammals of the World
[0434] Ronald Nowak (1999), Walker's Mammals of the World
[0538] Don Wilson and Sue Ruff (1999), The Smithsonian Book of North American Mammals
[0642] Hamilton et al. (1998), Age structure and longevity in North Atlantic right whales Eubalaena glacialis and their relation to reproduction
[0455] Virginia Hayssen et al. (1993), Asdell's Patterns of Mammalian Reproduction: A Compendium of Species-Specific Data

External resources

Integrated Taxonomic Information SystemITIS 180537
Animal Diversity WebADW account
Encyclopedia of LifeSearch EOL
Genome ProjectSearch NCBI
Entrez

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