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Crested Duck

From Opus

Photo by rdavis Saunder's Island, Falkland Islands, January 2011
Photo by rdavis
Saunder's Island, Falkland Islands, January 2011
Lophonetta specularioides

Anas specularioides



  • 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


South America: found in Peru, Bolivia, Chile, Argentina and the Falkland Islands.



Lophonetta specularioides has two subspecies:1

  • L. s. alticola
  • L. s. specularioides


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.



The diet includes algae and invertebrates.


It builds its nest in shrubs near to water. The clutch consists of 5-7 eggs.


  1. 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
  2. Alvaro Jaramillo. 2003. Birds of Chile. Princeton Field Guides. ISBN 0-691-11740-3
  3. Wikipedia
  4. Arthur Grosset

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