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Small streamlined duck with rubbery red bill and long stiff tail.<br /> | Small streamlined duck with rubbery red bill and long stiff tail.<br /> | ||
'''Male''': head and neck white; crown and stripe down hindneck black; black line from eye down side of neck, rest of upperparts blackish more or less streaked tawny and gray, underparts white lightly streaked gray; green wing speculum bordered white (hard to see).<br /> | '''Male''': head and neck white; crown and stripe down hindneck black; black line from eye down side of neck, rest of upperparts blackish more or less streaked tawny and gray, underparts white lightly streaked gray; green wing speculum bordered white (hard to see).<br /> | ||
− | [[Image:T duck.jpg|thumb|350px|right|Female<br />Photo by {{user|nick+scarle|nick scarle}}<br />San Isidro, [[Ecuador]], August 2008]] | + | [[Image:T duck.jpg|thumb|350px|right|Female, subspecies ''colombiana''<br />Photo by {{user|nick+scarle|nick scarle}}<br />San Isidro, [[Ecuador]], August 2008]] |
'''Female''' very different: crown and hindneck blue gray, rest of upperparts like male; sides of head and entire underparts orange cinnamon. | '''Female''' very different: crown and hindneck blue gray, rest of upperparts like male; sides of head and entire underparts orange cinnamon. | ||
==Distribution== | ==Distribution== | ||
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==Behaviour== | ==Behaviour== | ||
====Breeding==== | ====Breeding==== | ||
− | [[Image:Torrent Duck ducklings.jpg|thumb|350px|right|Female with 2 ducklings<br />Photo by {{user|JWN+Andrewes|JWN Andrewes}}<br />Quipucuna, Pichincha, [[Ecuador]], 1989 ]] | + | [[Image:Torrent Duck ducklings.jpg|thumb|350px|right|Female with 2 ducklings, subspecies ''colombiana''<br />Photo by {{user|JWN+Andrewes|JWN Andrewes}}<br />Quipucuna, Pichincha, [[Ecuador]], 1989 ]] |
It nests in waterside caves. | It nests in waterside caves. | ||
====Diet==== | ====Diet==== |
Revision as of 11:33, 27 February 2017
- Merganetta armata
Identification
43-46cm
Small streamlined duck with rubbery red bill and long stiff tail.
Male: head and neck white; crown and stripe down hindneck black; black line from eye down side of neck, rest of upperparts blackish more or less streaked tawny and gray, underparts white lightly streaked gray; green wing speculum bordered white (hard to see).
Female very different: crown and hindneck blue gray, rest of upperparts like male; sides of head and entire underparts orange cinnamon.
Distribution
South America: found in Colombia, Venezuela, Ecuador, Peru, Bolivia, Chile, Argentina and Tierra del Fuego.
Taxonomy
Subspecies
There are 6 subspecies[1]:
- M. a. colombiana:
- M. a. leucogenis:
- Andes of central and southern Ecuador and Peru
- M. a. turneri:
- Andes of southern Peru (Cuzco and Arequipa)
- M. a. garleppi:
- Andes of Bolivia
- M. a. berlepschi:
- M. a. armata:
- Andes of Chile and adjacent Argentina south to Tierra del Fuego
An additional subspecies fraenata is generally considered invalid[2].
Habitat
Fast flowing mountain rivers. Observed at heights of 8700 ft.
Behaviour
Breeding
It nests in waterside caves.
Diet
The diet includes invertebrates.
References
- Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2016. The eBird/Clements checklist of birds of the world: v2016, with updates to August 2016. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
- Avibase
- BF Member observations
Recommended Citation
- BirdForum Opus contributors. (2024) Torrent Duck. In: BirdForum, the forum for wild birds and birding. Retrieved 26 April 2024 from https://www.birdforum.net/opus/Torrent_Duck