AnAge entry for Xenopus laevis

Classification (HAGRID: 00908)

Taxonomy
Kingdom: Animalia
    Phylum: Chordata
        Class: Amphibia (Taxon entry)
            Order: Anura
                Family: Pipidae
                    Genus: Xenopus
Species
Xenopus laevis
Common name
African clawed frog

Lifespan, ageing, and relevant traits

Maximum longevity
30.3 years (captivity)
Source
ref. 451
Sample size
Large
Data quality
Acceptable
Observations

Despite its short longevity, this animal does not show explicit signs of ageing [0010]. Reproductive senescence has not been demonstrated, but growth rates appear to slow down with age. An increased tensile strength in tendon collagen with age, a frequent marker of ageing in mammals, as been reported [0526].

Life history traits (averages)

Female sexual maturity
183 days
Male sexual maturity
Incubation
2 days
Metamorphosis
Clutch size
(oviparous)
Adult weight
130 g

Metabolism

Typical body temperature
288ºK or 14.9ºC or 58.7ºF
Resting metabolic rate
0.0120 W
Body mass
63.6 g
Metabolic rate per body mass
0.000189 W/g

References

External Resources

Integrated Taxonomic Information System
ITIS 173549
Animal Diversity Web
ADW account
Encyclopaedia of Life
Search EOL
NCBI Taxonomy
Taxonomy ID 8355
Entrez
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Ageing Literature
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Images
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Internet
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