AnAge entry for Hystrix africaeaustralis

Classification (HAGRID: 03255)
Taxonomy	Kingdom: Animalia Phylum: Chordata Class: Mammalia (Taxon entry) Order: Rodentia Family: Hystricidae Genus: Hystrix
Species	Hystrix africaeaustralis
Common name	Cape porcupine
Lifespan, ageing, and relevant traits
Maximum longevity	23.1 years (captivity)
Source	ref. 671
Sample size	medium
Data quality	acceptable
Observations	In the wild, these animals can live up to 15 years [0434]. One captive specimen lived for 23.1 years [0671].
Life history traits (averages)
Female sexual maturity	375 days
Male sexual maturity	390 days
Gestation	94 days
Weaning	77 days
Litter size	2.1 (viviparous)
Litters per year	1.7
Inter-litter interval	379 days
Weight at birth	351 g
Weight at weaning
Adult weight	24,000 g
Postnatal growth rate
Maximum longevity residual	101 %
Metabolism
Typical body temperature	311ºK or 37.5ºC or 99.5ºF
Basal metabolic rate	13.1750 W
Body mass	11300.0 g
Metabolic rate per body mass	0.001166 W/g
References
[0671] Richard Weigl (2005), Longevity of Mammals in Captivity; from the Living Collections of the World [0036] Savage et al. (2004), The predominance of quarter-power scaling in biology [0420] White and Seymour (2003), Mammalian basal metabolic rate is proportional to body mass2/3, PubMed [0610] Ernest (2003), Life history characteristics of placental non-volant mammals [0434] Ronald Nowak (1999), Walker's Mammals of the World [0455] Virginia Hayssen et al. (1993), Asdell's Patterns of Mammalian Reproduction: A Compendium of Species-Specific Data
External resources
Integrated Taxonomic Information System	ITIS 584680
Animal Diversity Web	ADW account
Encyclopedia of Life	Search EOL
Genome Project	Search NCBI
Entrez	Search all databases Entrez Taxonomy search
Ageing literature	Search Google Scholar Search PubMed Search Scirus
Images	Google Image search
Internet	Search Google

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