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Plain-winged Antwren - BirdForum Opus

Alternative name: Pale-winged Antwren

Myrmotherula behni


9.5 cm.


  • Grey plumage, darker on wings
  • Black upper breast and black from chin to centre of throat
  • Grey underwing-coverts
  • yavii darker than nominate, camanii paler, inornata larger and darker with more extensive throat patch


  • Olivaceous brown crown and upperparts
  • Slightly duskier tail
  • Whitish throat
  • Drab olive-buff underparts


Found in Venezuela, adjacent northern Brazil, Colombia and Ecuador. Also records from French Guiana, Suriname and Guyana.
Rare and patchily distributed.


Four subspecies recognized:

  • M. b. yavii in southern Venezuela (northwest Bolívar, Amazonas) and adjacent northern Brazil (Amazonas)
  • M. b. camanii in southern Venezuela (Cerro Camani in northern Amazonas)
  • M. b. inornata in southeast Venezuela (southeast Bolivar) and adjacent Brazil (northern Roraima)
  • M. b. behni eastern slope of Andes of south-central Colombia to eastern Ecuador


Montane and foothill evergreen forest, in understorey and mid-storey. Occurs at 800 to 1600 m in Ecuador and Colombia and 1000 to 1850 m in Venezuela and Brazil. Records of inornata near sea-level in the Guianas need confirmation.



Not well known. Feeds on small insects, maybe also spiders.
Seen foraging in pairs, singly or in family groups, usually in mixed flocks with other insectivores. Forages actively and acrobatically, hopping along slender limbs and peering at undersides of leaves.


No information.


Probably a resident species.


  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2015. The eBird/Clements checklist of birds of the world: v2015, with updates to August 2015. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
  2. Handbook of the Birds of the World Alive (retrieved May 2016)

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