AnAge entry for Antilocapra americana

Classification (HAGRID: 02347)

Taxonomy
Kingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Artiodactyla
                Family: Antilocapridae
                    Genus: Antilocapra
Species
Antilocapra americana
Common name
Pronghorn
Synonyms
Antilocapra anteflexa, Antilope americana

Lifespan, ageing, and relevant traits

Maximum longevity
15.5 years (captivity)
Source
ref. 671
Sample size
Medium
Data quality
Acceptable
Observations

In the wild, these animals tend to live less than 10 years [0542], though there are anecdotal reports of wild animals living as much as 15 years. One captive specimen lived 15.5 years [0671].

Life history traits (averages)

Female sexual maturity
547 days
Male sexual maturity
547 days
Gestation
235 days
Weaning
91 days
Litter size
2 (viviparous)
Litters per year
1
Inter-litter interval
365 days
Weight at birth
3,000 g
Weight at weaning
8,900 g
Adult weight
46,100 g
Postnatal growth rate
0.0083 days-1 (from Gompertz function)
Maximum longevity residual
61%

Metabolism

Typical body temperature
311ºK or 38.0ºC or 100.4ºF
Basal metabolic rate
50.9730 W
Body mass
34779.3 g
Metabolic rate per body mass
0.001466 W/g

References

External Resources

Integrated Taxonomic Information System
ITIS 180717
Animal Diversity Web
ADW account
Encyclopaedia of Life
Search EOL
NCBI Taxonomy
Taxonomy ID 9891
Entrez
Search all databases
Ageing Literature
Search Google Scholar or Search PubMed or Search Scirus
Images
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Internet
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