Chaco Chachalaca illustration
Birdsong field guide

Chaco Chachalaca

Ortalis canicollis

A large, social cracid of the Gran Chaco, characterized by its olive-brown plumage, greyish head, and loud, rhythmic morning choruses.

What it sounds like

A loud, raucous, and rhythmic 'cha-cha-la-ka' or 'it-is-it' typically delivered in a synchronized chorus.

Reference call, compare with what you heard
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Rec. Joost van Bruggen · BrazilCC BY-NC-NDXeno-canto

Field notes

  • It is the only member of the genus Ortalis found within the Gran Chaco ecosystem.
  • Groups can range from small family units to large flocks of up to 30 individuals near water sources.
  • The species possesses distinctive rufous outer tail feathers that are most visible during low, gliding flight.
  • During the breeding season, pairs engage in loud, synchronized duets to establish and defend their territory.
  • While primarily arboreal, it is known to forage on the ground for fallen fruits, seeds, and occasionally small invertebrates.
Habitat
Dry and humid forests, gallery forests, and scrubland thickets.
Range
Gran Chaco of northern Argentina, western Paraguay, eastern Bolivia, and southwestern Brazil.

Similar & commonly confused birds

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