East Brazilian Chachalaca illustration
Birdsong field guide

East Brazilian Chachalaca

Ortalis araucuan

A medium-sized, social member of the Cracidae family endemic to eastern Brazil, distinguished by its white belly and loud communal vocalizations.

What it sounds like

A loud, repetitive, and rhythmic 'ara-kwan' or 'cha-cha-la-ka' usually performed in overlapping duets.

Reference call, compare with what you heard
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Rec. JAYRSON ARAUJO DE OLIVEIRA · BrazilCC BY-NC-SAXeno-canto

Field notes

  • Previously classified as a subspecies of the Speckled Chachalaca (Ortalis guttata) before being recognized as a distinct species.
  • Features a diagnostic pale-white belly that contrasts sharply with its brownish-chestnut upperparts and greyish head.
  • Highly social birds that are almost always seen in family groups or small flocks of 6 to 12 individuals.
  • Primarily arboreal foragers that consume a varied diet of fruits, seeds, flowers, and tender young leaves.
  • Actively participates in loud dawn and dusk choruses that serve to defend territory and maintain group cohesion.
Habitat
Atlantic Forest edges, secondary growth, gallery forests, and humid enclaves within the caatinga.
Range
Eastern Brazil, ranging from the states of Alagoas and Sergipe south to Minas Gerais and Espírito Santo.

Similar & commonly confused birds

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