AnAge entry for Physeter macrocephalus

Classification (HAGRID: 01971)

Taxonomy
Kingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Cetacea (Taxon entry)
                Family: Physeteridae
                    Genus: Physeter
Species
Physeter macrocephalus
Common name
Sperm whale
Synonyms
Physeter catodon, Physeter australasianus, Physeter australis

Lifespan, ageing, and relevant traits

Maximum longevity
77 years (wild)
Source
ref. 1
Sample size
Medium
Data quality
Acceptable
Observations

This whale has the biggest brain among mammals weighting about 9.2 Kg [0434].

Life history traits (averages)

Female sexual maturity
2,922 days
Male sexual maturity
3,650 days
Gestation
502 days
Weaning
560 days
Litter size
1 (viviparous)
Litters per year
0.2
Inter-litter interval
1,259 days
Weight at birth
1,000,000 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 180488
Animal Diversity Web
ADW account (if available)
Encyclopaedia of Life
Search EOL
NCBI Taxonomy
Entrez
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Ageing Literature
Search Google Scholar or Search PubMed
Images
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Internet
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