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The birdBlack Caracara (Daptrius ater)
Black Caracara (5320732936) by Don Faulkner, via Wikimedia Commons, licensed under CC BY-SA 2.0
raptor

Black Caracara

Daptrius ater

An almost entirely glossy black raptor of the Amazon basin, distinguished mainly by a flash of white at the base of the tail, often seen along rivers and forest clearings.

Feather type
Broad rounded flight feathers; glossy black body feathers; white tail base
Colours
Entirely glossy black plumage with a white patch at the base of the tail
Bird size
Medium-large raptor, ~46-51 cm

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Overview

The Black Caracara is a medium-large raptor of the Amazon basin, typically found along rivers, forest edges, and clearings rather than deep closed canopy. It is often seen in pairs or small groups, sometimes following army ant swarms or foraging near human settlements along rivers.

Its feathers are almost entirely glossy black, with the main distinguishing mark being a clean white patch at the base of the tail, visible when the bird spreads its tail in flight.

Because it favors river edges and forest clearings over deep interior forest, feathers are most often found along Amazonian waterways and settlement edges.

Identifying the Feather

Shape and size

  • Flight feathers are broad and rounded, suited to maneuvering along forest edges and river corridors; primaries can reach 26-30 cm.
  • Tail feathers are mostly black with a distinct white base, forming a two-toned pattern.

Color and pattern

  • Body and wing feathers are glossy black throughout.
  • Basal tail feathers show a clean white patch, contrasting with the black distal portion.
  • Shafts are dark on black portions, pale on the white tail base.

Similar species

  • Distinguished from the Red-throated Caracara by lacking any white belly/vent patch (this species is essentially all black except for the white tail base); overall simpler, more uniform black plumage compared to most other caracaras.

Plumage & Molt

Adults show glossy black plumage overall with a white tail base, sexes similar. Juveniles are duller and less glossy, with a less crisply defined white tail patch, sharpening with age.

Habitat & Range

Found along rivers, forest edges, and clearings throughout the Amazon basin of South America. It is largely resident and closely tied to lowland tropical river and forest-edge habitat.

Behavior & Field Notes

Forages in pairs or small groups, often along riverbanks, forest edges, and sometimes near army ant swarms or human settlements, taking a mix of small animals, insects, and carrion. Nests in trees near water. Calls are harsh and raucous.

Field note: an all-black feather with a white base found along an Amazonian river edge or forest clearing is a good match for this species.

Frequently asked questions

What is the single best identifying mark for this species' feathers?

A clean white patch at the base of the tail feathers, contrasting with otherwise all-black plumage.

How does it differ from the Red-throated Caracara?

The Red-throated Caracara has a white belly/vent patch, while the Black Caracara lacks this and shows white only at the tail base.

What habitat does it prefer within the Amazon?

River edges, forest clearings, and settlement margins rather than deep closed-canopy interior forest.

Is it a social species?

Yes, it is typically seen in pairs or small groups foraging together.