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AnAge entry for Crotalus horridus

Classification (HAGRID: 03940)
TaxonomyKingdom: Animalia
    Phylum: Chordata
        Class: Reptilia (Taxon entry)
            Order: Squamata
                Family: Viperidae
                    Genus: Crotalus
SpeciesCrotalus horridus
Common nameTimber rattlesnake
SynonymsCrotalus horridus atricaudatus, Crotalus horridus horridus, Crotalus atricaudatus

Lifespan, ageing, and relevant traits

Maximum longevity30.2 years (captivity)
Sourceref. 485
Sample sizemedium
Data qualityacceptable
Observations

Their average lifespan in the wild is around 16-22 years [0440], but some anecdotal evidence suggests they may live up to 50 years in the wild [0528].

Life history traits (averages)

Female sexual maturity2,555 days
Male sexual maturity1,825 days
Gestation135 days
Litter size9 (viviparous)
Adult weight

Metabolism

No information on metabolism available.

References
[0485] Andrew Snider and J. Bowler (1992), Longevity of Reptiles and Amphibians in North American Collections, Second Edition
[0440] New York State Department of Environmental Conservation
[0528] Partners in Amphibian And Reptile Conservation: Northeast Working Group

External resources

Integrated Taxonomic Information SystemITIS 174306
Animal Diversity WebADW account
Encyclopedia of LifeSearch EOL
Genome ProjectSearch NCBI
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AnAge database at the Human Ageing Genomic Resources.

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