AnAge entry for Anaxyrus americanus
Classification (HAGRID: 00036)
- Taxonomy
-
Kingdom: Animalia
Phylum: Chordata
Class: Amphibia (Taxon entry)
Order: Anura
Family: Bufonidae
Genus: Anaxyrus
- Species
- Anaxyrus americanus
- Common name
- American toad
- Synonyms
- Bufo americanus, Bufo americanus americanus, Bufo terrestris americanus, Bufo americanus charlesmithi, Bufo terrestris copei, Bufo copei, Bufo terrestris charlesmithi, Anaxyrus americanus americanus, Anaxyrus americanus charlesmithi, Chilophryne americana, Incilius americanus, Bufo copeii, Anaxyrus charlesmithi, Bufo americanus quadripunctatus, Bufo lentiginosus americanus, Bufo americanus copei, Bufo americanus alani
Lifespan, ageing, and relevant traits
- Maximum longevity
- 36 years (captivity)
- Source
- ref. 525
- Sample size
- Medium
- Data quality
- Acceptable
- Observations
In the wild, these animals do not commonly live more than one year and the maximum reported lifespan in the wild is 10 years. One captive individual lived to the age of 36 before it was killed by accident.
Life history traits (averages)
- Female sexual maturity
- 910 days
- Male sexual maturity
- 910 days
- Incubation
- 8 days
- Metamorphosis
- 63 days
- Clutch size
- 6,000 (oviparous)
- Interbirth interval
- 365 days
- Adult weight
- 21.7667 g
Metabolism
- Typical body temperature
- 288ºK or 14.9ºC or 58.7ºF
- Resting metabolic rate
- 0.0083 W
- Body mass
- 21.6 g
- Metabolic rate per body mass
- 0.000384 W/g
References
- [0037] Gillooly et al. (2001), Effects of size and temperature on metabolic rate (PubMed)
- [0268] Harris et al. (2000), Species- and age-related differences in susceptibility to pesticide exposure for two amphibians, Rana pipiens, and Bufo americanus (PubMed)
- [0525] Smirina (1994), Age determination and longevity in amphibians (PubMed)
- [0426] The Edmonton Reptile and Amphibian Society
- [0749] AmphibiaWeb
External Resources
- Integrated Taxonomic Information System
- ITIS 773511
- Animal Diversity Web
- ADW account (if available)
- Encyclopaedia of Life
- Search EOL
- NCBI Taxonomy
- Taxonomy ID 8389
- Entrez
- Search all databases
- Ageing Literature
- Search Google Scholar or Search PubMed
- Images
- Google Image search
- Internet
- Search Google