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White-naped Swift

From Opus

Streptoprocne semicollaris


[edit] Identification

With 22cm a large Swift.

  • Black-brown plumage
  • Diagnostic white nape patch
  • Long, broad wings
  • Heavy body
  • Square tail, looking rounded when spread

[edit] Similar Species

White-collared Swift and Biscutate Swift.

[edit] Distribution

Endemic to W Mexico, recorded in Belize.
Locally common and not globally threatened.

[edit] Taxonomy

This is a monotypic species[1].

Has been placed as only species in genus Semicollum or together with Great Dusky Swift in genus Aerornis.

[edit] Habitat

Found in the mountains of West Mexico around gorges, cliffs, high crags, up to 3600m. Usually over pine-oak forest, tropical deciduous forest and scrub. Sometimes seen over coastal slopes.

[edit] Behaviour

Resident with only little movement.

[edit] Diet

Feeds on insects, taken in flight.

[edit] Breeding

Breeds in May in small colonies in caves. Builds a nest with plant material and mud, sometimes no nest at all. Lays two eggs.

[edit] References

  1. Clements, JF. 2009. The Clements Checklist of Birds of the World. 6th ed., with updates to December 2009. Ithaca: Cornell Univ. Press. ISBN 978-0801445019.

[edit] Recommended Citation

[edit] External Links


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