AnAge entry for Strix nebulosa

Classification (HAGRID: 02178)

Taxonomy
Kingdom: Animalia
    Phylum: Chordata
        Class: Aves (Taxon entry)
            Order: Strigiformes
                Family: Strigidae
                    Genus: Strix
Species
Strix nebulosa
Common name
Great gray owl

Lifespan, ageing, and relevant traits

Maximum longevity
15.9 years (wild)
Source
ref. 450
Sample size
Small
Data quality
Acceptable
Observations

In captivity these animals have been reported to live up to 27 years [0972], but this has not been verified.

Life history traits (averages)

Female sexual maturity
365 days
Male sexual maturity
365 days
Incubation
30 days
Clutch size
2 (oviparous)
Clutches per year
1
Weight at hatching
37.5 g
Adult weight
1,120 g
Postnatal growth rate

Metabolism

No information on metabolism is available.

References

External Resources

Integrated Taxonomic Information System
ITIS 177929
Animal Diversity Web
ADW account
Encyclopaedia of Life
Search EOL
NCBI Taxonomy
Taxonomy ID 126836
Entrez
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Ageing Literature
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Images
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Internet
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