AnAge entry for Aythya collaris
Classification (HAGRID: 00315)
- Taxonomy
-
Kingdom: Animalia
Phylum: Chordata
Class: Aves (Taxon entry)
Order: Anseriformes
Family: Anatidae
Genus: Aythya
- Species
- Aythya collaris
- Common name
- Ring-necked duck
- Synonyms
- Anas collaris
Lifespan, ageing, and relevant traits
- Maximum longevity
- 20.4 years (wild)
- Source
- ref. 577
- Sample size
- Large
- Data quality
- Acceptable
- Observations
- No observations are presently available
Life history traits (averages)
- Female sexual maturity
- 365 days
- Male sexual maturity
- 365 days
- Incubation
- 27 days
- Clutch size
- 9 (oviparous)
- Clutches per year
- 1
- Weight at hatching
- 29.3 g
- Adult weight
- 737 g
- Postnatal growth rate
Metabolism
No information on metabolism is available.
References
- [0577] Klimkiewicz and Futcher (1989), Longevity records of North American birds: Supplement I
- [0444] John Terres (1980), The Audubon Society Encyclopedia of North American Birds
- [0445] The Birds of North America Online
External Resources
- Integrated Taxonomic Information System
- ITIS 175128
- Animal Diversity Web
- ADW account
- Encyclopaedia of Life
- Search EOL
- NCBI Taxonomy
- Taxonomy ID 189535
- Entrez
- Search all databases
- Ageing Literature
- Search Google Scholar or Search PubMed
- Images
- Google Image search
- Internet
- Search Google