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Swainson's Hawk

From Opus

Buteo swainsoni

Contents

[edit] Identification

48–56 cm (19-22 in)

  • Dark brown upperparts
  • Brown chest with dark "bib"
  • White throat patch
  • Pale belly.

A rufous morph is discussed in this thread.

[edit] Distribution

Western North America, wintering in Argentina, southern Brazil and Paraguay.

Juvenile Photo by gophishNew Baltimore, New York, October 2009
Juvenile
Photo by gophish
New Baltimore, New York, October 2009

[edit] Taxonomy

This is a monotypic species[1].

[edit] Habitat

A wide variety of habitats including prairie and dry grasslands.

[edit] Behaviour

[edit] Breeding

They build a stick nest in a tree, shrub or on a cliff edge. The 1-4 white eggs are incubated by the female for 34-35 days.

[edit] Diet

Photo by HigheagleNorth California, April 2009
Photo by Higheagle
North California, April 2009

They have a very varied diet, which mostly consists of small mammals; rabbits, voles, bats etc in the breeding season, as well as some birds.

[edit] References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2016. The eBird/Clements checklist of birds of the world: v2016, with updates to August 2016. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
  2. Handbook of the Birds of the World Alive (retrieved July 2017)
  3. Wikipedia

[edit] External Links

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