AnAge entry for Martes pennanti

Classification (HAGRID: 02638)

Taxonomy
Kingdom: Animalia
    Phylum: Chordata
        Class: Mammalia (Taxon entry)
            Order: Carnivora
                Family: Mustelidae
                    Genus: Martes
Species
Martes pennanti
Common name
Fisher

Lifespan, ageing, and relevant traits

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

Depending on how long the implantation takes to occur, the total gestation time can vary from 270 to 370 days. In the wild, fishers may live up to 10 years [0542]. One specimen lived 14.3 years in captivity [0671].

Life history traits (averages)

Female sexual maturity
365 days
Male sexual maturity
365 days
Gestation
45 days
Weaning
66 days
Litter size
2.5 (viviparous)
Litters per year
1
Inter-litter interval
365 days
Weight at birth
35 g
Weight at weaning
Adult weight
3,175 g
Postnatal growth rate
Maximum longevity residual
85%

Metabolism

Typical body temperature
312ºK or 38.5ºC or 101.3ºF
Basal metabolic rate
Not yet available

References

External Resources

Integrated Taxonomic Information System
ITIS 180560
Animal Diversity Web
ADW account
Encyclopaedia of Life
Search EOL
NCBI Taxonomy
Taxonomy ID 76720
Entrez
Search all databases
Ageing Literature
Search Google Scholar or Search PubMed or Search Scirus
Images
Google Image search
Internet
Search Google