• BirdForum is the net's largest birding community dedicated to wild birds and birding, and is absolutely FREE!

    Register for an account to take part in lively discussions in the forum, post your pictures in the gallery and more.

White Hawk - BirdForum Opus

Revision as of 11:15, 18 June 2016 by Deliatodd-18346 (talk | contribs) (GSearch amended to allow for both scientific names. Taxonomy amended. Attempt to disguise some of the copied text)
Pseudastur albicollis

Identification

46-56 cm. White head, body and underwings, black upper wings, very short black tail with a broad white band. The bill is black and the legs are yellow.

The sexes are similar, but females are larger and heavier. Immature birds have extensive black spotting on the upperparts and dark-streaked whitish underparts.

Variations

  • ghiesbreghti: White with black markings on the outer primaries, black sub-terminal tail bar, yellow eyes
  • costaricensis: Distinct black markings on the wings and tail, brown eyes
  • williaminae: Wing feathers heavily marked with black, black streaks on the crown and collar, broader tail band, brown eyes

Distribution

Central and South America
Mexico, Nicaragua, Panama, Honduras, Colombia, Venezuela and Brazil.

Taxonomy

Formerly included in the genus Leucopternis.

Subspecies

There are four subspecies[1]:

  • P. a. ghiesbreghti:
  • P. a. costaricensis:
  • P. a. williaminae:

P. a. albicollis:

Habitat

Lowland forests and woodland.

Behaviour

Diet

Their diet consists of reptiles, insects and mammals.

Breeding

They build a large stick platform nest in a tree and 1 dark-blotched blue-white egg is laid.

References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2015. The eBird/Clements checklist of birds of the world: v2015, with updates to August 2015. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
  2. Wikipedia

Recommended Citation

External Links

Top