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Black Oropendola - BirdForum Opus

Photo by Gerald Friesen
Darien Region, Panama, February 2015
Psarocolius guatimozinus

Gymnostinops guatimozinus


47 cm, female 39 cm.

  • Pale blue bare facial skin
  • Pink wattle at base of bill
  • Mostly black plumage
  • Chestnut scapulars, upperwing coverts, lower back to uppertail-coverts (except rearmost ones) and undertail-coverts
  • Yellow tail, central pair of rectrices black
  • Black bill with yellow tip, expands into swollen casque
  • Blackish legs

Sexes similar but female smaller. Juveniles undescribed.


Northwestern Colombia (Chocó, Antioquia and Caldas) and eastern Panama (Panamá and Darién).
An uncommon to locally common restricted-range species.


This is a monotypic species.
Sometimes considered conspecific with Baudo Oropendola and Montezuma Oropendola.


Moist lowland forests, also close to plantations. Occurs up to 800 m.



Not well known. Feeds presumably on insects and other arthropods, fruit, small vertebrates and nectar of large flowers.
Forages singly or in small groups at higher levels of forest. Rarely in larger groups.


Breeding season from April to June in Colombia and in February in Panama. Probably a polygynous species, nesting in colonies with up to 20 nests. The nest is a long purse with an open top, lined with pieces of dry leaves and attached to branch tips. Lays 2 eggs.


A sedentary species.


  1. 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/
  2. Handbook of the Birds of the World Alive (retrieved March 2015)

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