Bullock's Oriole illustration
Birdsong field guide

Bullock's Oriole

Icterus bullockii

A vibrant orange-and-black icterid of the American West, the Bullock's Oriole is celebrated for its complex weaving and melodious, whistled song.

What it sounds like

A rhythmic series of clear, fluty whistles interspersed with dry, chattering rattles and sharp 'chuck' notes.

Reference call, compare with what you heard
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Rec. Richard E. Webster · United StatesCC BY-NC-SAXeno-canto

Field notes

  • Adult males are easily identified by a distinctive black eye-line and large white wing patches that are visible in flight.
  • They construct intricate, gourd-shaped pendulous nests woven from hair, twine, and fibers, typically suspended from the tips of branches.
  • For decades, they were considered the same species as the Baltimore Oriole, collectively known as the 'Northern Oriole'.
  • They practice 'open-bill gaping,' a technique where they insert their closed beak into fruit or soil and then force it open to create a hole.
  • Their diet is highly varied, ranging from protein-rich grasshoppers and caterpillars to nectar and high-sugar fruits like blackberries.
Habitat
Riparian woodlands, oak galleries, orchards, and suburban parks with tall deciduous trees.
Range
Western North America, breeding from southern Canada through the western U.S. and wintering in Mexico.

Similar & commonly confused birds

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