Roadside Hawk illustration
Birdsong field guide

Roadside Hawk

Rupornis magnirostris

The Roadside Hawk is a vocal, medium-sized Neotropical raptor frequently seen perched on utility poles and fence posts. It is one of the most common and adaptable hawks within its range, thriving in human-altered landscapes.

What it sounds like

A loud, high-pitched, nasal, and piercing whistle, often transcribed as a descending 'kee-yeeeer'.

Reference call, compare with what you heard
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Rec. Marcos E. Sosa · ArgentinaCC BY-NC-SAXeno-canto

Field notes

  • It is the most common Buteo-like hawk in the Neotropics, often displaying a high tolerance for human activity.
  • The species is highly territorial and will loudly scold intruders or predators with persistent, piercing screams.
  • While it primarily eats insects and reptiles, it is an opportunistic hunter known to take small mammals and other birds.
  • Its physical build features relatively short, rounded wings and a long tail, adaptations for maneuvering through forest edges.
  • During the breeding season, they become exceptionally aggressive and are known to dive-bomb animals or humans near their nests.
Habitat
Open woodlands, agricultural fields, savannas, and forest edges, especially along roadsides.
Range
Widespread throughout the Neotropics, ranging from Mexico south to northern Argentina and Uruguay.
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