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Yellow-billed Pintail

From Opus

Photo by JanArrasLake Titicaca, Peru, July 2005
Photo by JanArras
Lake Titicaca, Peru, July 2005
Anas georgica

Contents

[edit] Identification

61-71cm

  • Pale warm brown head and neck, finely mottled darker
  • Lighter throat
  • Buffish-brown body with noticeable blackish-brown feather centres
  • Spotted on breast and along flanks and upperparts
Photo showing black culmenPhoto by luisrock62Buenos Aires, Argentina, February 2005
Photo showing black culmen
Photo by luisrock62
Buenos Aires, Argentina, February 2005
  • Pale belly
  • Brown, long and pointed tail
  • Greyish-brown upperwing, with buff tips to greater coverts; secondaries *Blackish-green secondaries, with broad buff tips
  • Bright yellow bill with black tip and culmen.

Sexes similar

[edit] Distribution

South America: found from southern Colombia, Ecuador, Peru, Uruguay, south-eastern Brazil, through Argentina, Chile to Tierra del Fuego, and additionally in the Falkland Islands and South Georgia Islands.

[edit] Taxonomy

[edit] Subspecies

Three subspecies are recognized[2]:

Photo by Rodrigo ReyesEl Yali, central Chile, June 2007
Photo by Rodrigo Reyes
El Yali, central Chile, June 2007

All three forms have in the past been considered distinct species, and their lumping apparently was not accompanied by any arguments1.

[edit] Habitat

Variety of wetlands, from high-elevation lakes and marshes to lowland lakes and rivers in open country.

[edit] Behaviour

[edit] Breeding

Ground nesters; the nest is concealed in amongst vegetation and lined with down and grass. The clutch consists of 4 to 10 eggs.

[edit] Diet

A dabbling duck, they also wade in shallow water or graze in waterside grasslands, only occasionally diving. Their diet consists of seeds, roots, grass and algae.

[edit] References

  1. Restall et al. 2006. Birds of Northern South America. Yale University Press. ISBN 9780300124156
  2. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2014. The eBird/Clements checklist of birds of the world: Version 6.9., with updates to August 2014. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
  3. Alvaro Jaramillo. 2003. Birds of Chile. Princeton Field Guides. ISBN 0-691-11740-3
  4. Wildfowl: An Identification Guide to the Ducks, Geese and Swans of the World. Steve Madge
  5. Handbook of the Birds of the World Alive (retrieved January 2015)

[edit] External Links

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