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White-browed Blackbird - BirdForum Opus

Revision as of 00:59, 3 November 2021 by Njlarsen (talk | contribs) (taxon, refs)
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Aternative names: Bonaparte's Blackbird; White-browed Meadowlark

Leistes superciliaris

Sturnella superciliaris

Identification

Male 17·8 cm (7 in), Female 17 cm (6¾ in)

  • Black overall plumage
  • Red throat, belly and wing epaulettes
  • White supercilium

Female

  • Buff edged dark brown upperpart feathers
  • Yellowish-brown underparts
  • Pale streaks through the crown and eye

Juvenile resembles female paler.

Juvenile male
Photo by Rodrigo Conte
Brasilia, Brazil, December 2015

Distribution

South America: found from extreme south-eastern Peru to Paraguay, Uruguay, northern Argentina and Brazil; always south of the Amazon basin.

Taxonomy

This is a monotypic species[1].

This taxon has sometimes been considered a subspecies of Red-breasted Blackbird (Sturnella militaris).
This species has formerly been placed in the genus Sturnella.

Habitat

Commonly seen in agricultural fields, wet meadows and damp grassland. They like areas with the odd bush or fence post for males to use as a song post.

Behaviour

Breeding

They build grass-lined deep open cup nest which is placed on the ground in tall grass. Generally they nest in loose colonies. The clutch consists of 3-5 greenish eggs with reddish-brown-blotches.

This species is often parasitised by the Shiny Cowbird.

Diet

Their diet consists mostly of arthropods, supplementd with the seeds, insects and spiders.

References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, S. M. Billerman, T. A. Fredericks, J. A. Gerbracht, D. Lepage, B. L. Sullivan, and C. L. Wood. 2021. The eBird/Clements checklist of Birds of the World: v2021. Downloaded from https://www.birds.cornell.edu/clementschecklist/download/
  2. Handbook of the Birds of the World Alive (retrieved February 2016)
  3. Wikipedia
  4. BF Member observations

Recommended Citation

External Links


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