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Slender-billed Corella  

Also Known As: Corella, Long-billed Corella, Eastern Long-billed Corella or Cockatoo, Slender-billed Cockatoo
 
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Slender-billed Corella perched

Credit: © Arthur Grosset | http://www.arthurgrosset.com
 
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Did You Know?
The Slender-billed Corella is known to use the "sentinel warning system" which employs alert birds warning flocks of approaching danger.

Species Profile
Genus:
Cacatua

Species:
tenuirostris

Size: Adult Weight:
37cm (14.4 in) 485-650g (17-22.75 oz)

Races including nominate:
one

Colourization Adult: Both adults in general white in colour; red frontal band, lores and streaking at foreneck; feather bases of head and neck red, becoming paler pink/orange on bases of feathers of mantle, upper back and breast. Eye ring bare and pale blue, covering more area under eye. Eye dark brown.

Colourization Juvenile: As in adult but duller with less far-reaching red markings; pink/orange to bases of feathers in areas mentioned above either minimal or absent; shorter upper mandible.

Call: Described as quavery, and high toned contact call given continuously in flight; when agitated or alarmed harsh short screech given.

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Recent Academic Research: Google Scholar - search results

 

Content Sources:

Central Pets

CITES http://www.cites.org/eng/resources/species.html

BirdLife International http://www.birdlife.org/datazone/species/index.html?action=SpcHTMDetails.asp&sid=1407&m=0

Internet Bird Collection http://ibc.lynxeds.com/

xeno-canto Australasia http://www.xeno-canto.org/

Parrots: A Guide to Parrots of the World, Juniper and Parr, 1998.

Parrots of the World, Forshaw and Cooper, 1977.

Parrots of the World, Forshaw, 2006.

Parrots in Aviculture, Low, 1992.

Psittacine Aviculture, Schubot, Clubb and Clubb, 1992.