AnAge entry for Balaenoptera borealis
Classification (HAGRID: 02279)
- Taxonomy
-
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia (Taxon entry)
Order: Cetacea (Taxon entry)
Family: Balaenopteridae
Genus: Balaenoptera
- Species
- Balaenoptera borealis
- Common name
- Sei whale
Lifespan, ageing, and relevant traits
- Maximum longevity
- 74 years (wild)
- Source
- ref. 1
- Sample size
- Medium
- Data quality
- Acceptable
- Observations
- No observations are presently available
Life history traits (averages)
- Female sexual maturity
- 3,652 days
- Male sexual maturity
- 3,652 days
- Gestation
- 345 days
- Weaning
- 266 days
- Litter size
- 1 (viviparous)
- Litters per year
- 0.5
- Inter-litter interval
- 730 days
- Weight at birth
- 680,000 g
- Weight at weaning
- Adult weight
- 20,000,000 g
- Postnatal growth rate
Metabolism
No information on metabolism is available.
References
- [0610] Ernest (2003), Life history characteristics of placental non-volant mammals
- [0447] Pieter Folkens et al. (2002), National Audubon Society Guide to Marine Mammals of the World
- [0001] Carey and Judge (2000), Longevity Records: Life Spans of Mammals, Birds, Amphibians, Reptiles, and Fish
- [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
- [0680] Wootton (1987), The effects of body mass, phylogeny, habitat, and trophic level on mammalian age at first reproduction
External Resources
- Integrated Taxonomic Information System
- ITIS 180526
- Animal Diversity Web
- ADW account
- Encyclopaedia of Life
- Search EOL
- NCBI Taxonomy
- Taxonomy ID 9768
- Entrez
- Search all databases
- Ageing Literature
- Search Google Scholar or Search PubMed
- Images
- Google Image search
- Internet
- Search Google