Birds of Colombia

    PASSERIFORMES: Icteridae (Oropendolas, Orioles and Blackbirds)  
Genus: Psarocolius (7 species, 9 worldwide)

Genus Psarocolius, Oropendolas, are very large blackbirds which travel and nest in groups, and weave hanging nests made from long plant fibers.

Russet-backed Oropendola
Russet-backed Oropendola (Psarocolius angustifrons salmoni)
ProAves Tangaras Reserve, El Carmen de Atrato, Choco, Colombia  

A large Oropendola. Amazon races don't have yellow crown, and are more uniform in color. Bill ranges from pinkisk to yellow or orange. And there is a black-billed race in the eastern Andes.
Pink-billed individual.
A possible immature of an Amazonian race.
Eastern foothill subspecies with black bill.

Olive Oropendola
Olive Oropendola (Psarocolius bifasciatus neivae)
Cristalino Jungle Lodge, Mato Grosso, Brazil  
Photograph by Tropical Birding (Nick Athanas)   © All Rights Reserved.

Very large.

Baudo Oropendola
Baudo Oropendola (Psarocolius cassini) Endangered ENDEMIC
Bahia Solano, Choco, Colombia
  Note pink cheek.

Crested Oropendola
Crested Oropendola (Psarocolius decumanus decumanus)
Minca, Magdalena, Colombia
  Seen here making the distinctive oropendola sound, which includes wing flapping.

Note ivory bill and mostly black color. Often found where the same-sized but brown [Russet-backed Oropendola] is not. Oropendola move in groups and build hanging weaved nests in palm trees.
At a nest.

Black Oropendola
Black Oropendola (Psarocolius guatimozinus)
Apartado, Antioquia, Colombia
  Note large size and blue cheek.

Green Oropendola
Green Oropendola (Psarocolius viridis)
Photograph by     Copyright and usage info

Note pink bill tip (bill colors are a good way to identify oropendolas).

Chestnut-headed Oropendola
Chestnut-headed Oropendola (Psarocolius wagleri ridgwayi)
Bahia Solano, Choco, Colombia  

A bit smaller than the [Russet-backed Oropendola] and [Crested Oropendola], but with similar sounds and hanging nests.

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