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Wing-barred Seedeater - BirdForum Opus

Photo by Anselmo d Affonseca
Parintins, Amazonas, Brazil, January 2013

Includes Caqueta Seedeater

Sporophila americana

Identification

10-11 cm (4-4¼ in).
Adult male:

  • Heavy black bill
  • Black upperparts
  • Greyish rump
  • Two distinct white wing-bars
  • White underparts
  • Broad black pectoral collar
  • Blackish mottling to the upper flanks

Female - brownish bill, dull buffy-olive upperparts and pale olive-ochre underparts
Juvenile: resemble adult females.

Distribution

Fenale
Photo by alexandre vinot
Kourou, French Guiana, December 2006

South America: Tobago, Southeast Colombia to eastern Ecuador and northeast Peru, North-eastern Venezuela, Guyana, Suriname, French Guiana, and Brazil.

On a local scale, Gray Seedeater and Wing-barred Seedeater seems to exclude each others presence.

Taxonomy

In the past, Variable Seedeater was included in this entity: the combined entity was known as Variable Seedeater but with scientific name Sporophila americana; much of the confusion arose as a result of misclassification of subspecies S. a. murallae (Caqueta Seedeater). Today, these species and Gray Seedeater are seen as very closely related.

Subspecies

Clements recognizes these subspecies[1]:

  • S. a. americana:
  • S. a. dispar:
  • S. a. murallae:

Subspecies S. a. murallae (Caqueta Seedeater) was initially considered a hybrid swarm, then a full species, before now being considered a subspecies here.

Habitat

Forest edges and second growth. Open or semi-open grassy areas and shrub in lowland along the coast or near the lower Amazon in Brazil.

Behaviour

The diet consists of seeds from grasses, sedges and weeds, flowers, buds and fruits.

Breeding

The nest is constructed from stems and tendrils lined with black fibres and is very similar to that of the Grey Seedeater.

References

  1. Clements, J. F., P. C. Rasmussen, T. S. Schulenberg, M. J. Iliff, T. A. Fredericks, J. A. Gerbracht, D. Lepage, A. Spencer, S. M. Billerman, B. L. Sullivan, and C. L. Wood. 2023. The eBird/Clements checklist of Birds of the World: v2023. Downloaded from https://www.birds.cornell.edu/clementschecklist/download/
  2. Gill, F, D Donsker, and P Rasmussen (Eds). 2024. IOC World Bird List (v 14.2). Doi 10.14344/IOC.ML.14.2. http://www.worldbirdnames.org/
  3. Handbook of the Birds of the World Alive (retrieved December 2016)
  4. Wikipedia

Recommended Citation

External Links

GSearch checked for 2020 platform.1

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