m |
(Picture changed for one showing crest. Distribution expanded. References updated) |
||
| (9 intermediate revisions by 6 users not shown) | |||
| Line 1: | Line 1: | ||
| − | + | [[Image:Cr Duck swim 4200.jpg|thumb|500px|right|Photo by {{user|rdavis|rdavis}} <br />Saunder's Island, [[Falkland Islands]], January 2011]] | |
| − | [[Image: | + | ;[[:Category:Lophonetta|Lophonetta]] specularioides |
| − | + | ''Anas specularioides'' | |
| − | |||
==Identification== | ==Identification== | ||
| − | + | *Large | |
| + | *Short crest produces a specific head shape when seen from the side | ||
| + | *Pale brown | ||
| + | *Flanks have marbled appearance | ||
| + | *Red iris in nominate, orange to yellow in ''alticola'' | ||
| + | *Bill dark gray | ||
| + | *Grey legs | ||
| + | *Wings with white speculum, in front of that a black stripe, and in front of that a violet band | ||
| + | ==Distribution== | ||
| + | [[South America]]: found in [[Peru]], [[Bolivia]], [[Chile]], [[Argentina]] and the [[Falkland Islands]]. | ||
| + | ==Taxonomy== | ||
| + | ====Subspecies==== | ||
| + | ''Lophonetta specularioides'' has two subspecies:<sup>[[#References|1]]</sup> | ||
| + | *''L. s. alticola'' | ||
| + | :*Andes of [[Peru]] and [[Bolivia]] to north-western [[Argentina]] and [[Chile]] | ||
| + | *''L. s. specularioides'' | ||
| + | :*Central Chile and Argentina to [[Tierra del Fuego]] and [[Falkland Islands]]. | ||
| + | ==Habitat== | ||
| + | Mostly freshwater, lakes and ponds; in the south at sea level but in northern populations in Andean highland wetlands and lakes. Altitudinal migrant in some areas. | ||
| + | ==Behaviour== | ||
| + | ====Diet==== | ||
| + | The diet includes algae and invertebrates. | ||
| + | ====Breeding==== | ||
| + | It builds its nest in shrubs near to water. The clutch consists of 5-7 eggs. | ||
| + | ==References== | ||
| + | #{{Ref-Clements6thDec10}}#Alvaro Jaramillo. 2003. Birds of Chile. Princeton Field Guides. ISBN 0-691-11740-3 | ||
| + | #Wikipedia | ||
| + | #Arthur Grosset | ||
| + | {{ref}} | ||
==External Links== | ==External Links== | ||
| − | + | {{GSearch|duck+specularioides}} | |
| − | [[Category:Birds]] | + | |
| + | [[Category:Birds]] [[Category:Lophonetta]] | ||
Revision as of 22:44, 30 June 2011
- Lophonetta specularioides
Anas specularioides
Identification
- Large
- Short crest produces a specific head shape when seen from the side
- Pale brown
- Flanks have marbled appearance
- Red iris in nominate, orange to yellow in alticola
- Bill dark gray
- Grey legs
- Wings with white speculum, in front of that a black stripe, and in front of that a violet band
Distribution
South America: found in Peru, Bolivia, Chile, Argentina and the Falkland Islands.
Taxonomy
Subspecies
Lophonetta specularioides has two subspecies:1
- L. s. alticola
- L. s. specularioides
- Central Chile and Argentina to Tierra del Fuego and Falkland Islands.
Habitat
Mostly freshwater, lakes and ponds; in the south at sea level but in northern populations in Andean highland wetlands and lakes. Altitudinal migrant in some areas.
Behaviour
Diet
The diet includes algae and invertebrates.
Breeding
It builds its nest in shrubs near to water. The clutch consists of 5-7 eggs.
References
- Clements, JF. 2010. The Clements Checklist of Birds of the World. 6th ed., with updates to December 2010. Ithaca: Cornell Univ. Press. ISBN 978-0801445019. Spreadsheet available at http://www.birds.cornell.edu/clementschecklist/Clements%206.5.xls/view
- Alvaro Jaramillo. 2003. Birds of Chile. Princeton Field Guides. ISBN 0-691-11740-3
- Wikipedia
- Arthur Grosset
Recommended Citation
- BirdForum Opus contributors. (2024) Crested Duck. In: BirdForum, the forum for wild birds and birding. Retrieved 24 April 2024 from https://www.birdforum.net/opus/Crested_Duck
