AnAge entry for Eschrichtius robustus

Classification (HAGRID: 02754)

Taxonomy
Kingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Cetacea (Taxon entry)
                Family: Eschrichtiidae
                    Genus: Eschrichtius
Species
Eschrichtius robustus
Common name
Gray whale
Synonyms
Eschrichtius gibbosus, Eschrichtius glaucus, Balaenoptera robusta

Lifespan, ageing, and relevant traits

Maximum longevity
77 years (wild)
Source
ref. 573
Sample size
Medium
Data quality
Acceptable
Observations
No observations are presently available

Life history traits (averages)

Female sexual maturity
2,922 days
Male sexual maturity
2,922 days
Gestation
395 days
Weaning
180 days
Litter size
1 (viviparous)
Litters per year
0.5
Inter-litter interval
730 days
Weight at birth
500,000 g
Weight at weaning
Adult weight
28,500,000 g
Postnatal growth rate

Metabolism

No information on metabolism is available.

References

External Resources

Integrated Taxonomic Information System
ITIS 180521
Animal Diversity Web
ADW account (if available)
Encyclopaedia of Life
Search EOL
NCBI Taxonomy
Taxonomy ID 9764
Entrez
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Ageing Literature
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Images
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Internet
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