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Black-collared Hawk - BirdForum Opus

Photo by TomRS
Pantanal, Brasil, August 2004
Busarellus nigricollis

Identification

  • White head tinged with buff, black shaft streaks on crown
  • Bright cinnamon rufous body, including mantle (paler on chest)
  • Black crescent on upper breast
  • Back has scattered black shaft stripes
  • Black flight and tail feathers
  • Base of tail barred with rufous
  • Bright reddish brown eyes
  • Black cere and bill
  • Bluish white legs

Immature - similar, blotched with black, including on the crown. Rufous barring on tail is more extensive; pale area on the chest is also more clearly marked. Barring on upper surface of the wings. Brown eyes

Distribution

Photo by Douglas Bolt
Amazon River, Peru, July 2004

Central and South America
Central America: Mexico, Guatemala Belize, El Salvador, Honduras, Nicaragua, Costa Rica, Panama, Trinidad, Tobago
South America: Colombia, Venezuela, Guyana, Suriname, French Guiana, Ecuador, Peru, Bolivia, Brazil, Paraguay, Argentina

Taxonomy

There are 2 subspecies:

  • B. n. nigricollis:
  • B. n. leucocephalus:

Habitat

Near water in forested areas as well as palm swamps; flooded rice fields, mangroves. Occasionally,also in more open areas.

Behaviour

Breeding

A large tree is used for nesting, usually associated with water. The nest is lined with leaves. The clutch consists of 3-5 dull white eggs, spotted and speckled pale yellow-brown or red-brown.

Diet

The diet includes fish, water bugs and occasionally lizards, snails and rodents.

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.
  2. Avibase
  3. Wikipedia

Recommended Citation

External Links

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