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Red-tailed Black Cockatoo

From Opus

Photo © by tcollins Darwin, Australia, July 2006
Photo © by tcollins
Darwin, Australia, July 2006
Calyptorhynchus banksii

Contents

[edit] Identification

50–65 cm (19¾-25½ in)

  • Black overall plumage
  • Red tail bands

Females

  • Brownish-black overall plumage
  • Yellow bars and spots
  • Yellowish-orange tail stripes

[edit] Distribution

FemalePhoto © by peterday Kakadu, Australia, May 2015
Female
Photo © by peterday
Kakadu, Australia, May 2015

Australia: found in New South Wales, Northern Territory, Queensland, South Australia, Victoria, Western Australia

[edit] Taxonomy

[edit] Subspecies

JuvenilePhoto © by Doc Ducknear Buffalo Creek, Darwin, Northern Territory, Australia, August 2018
Juvenile
Photo © by Doc Duck
near Buffalo Creek, Darwin, Northern Territory, Australia, August 2018

There are 5 subspecies[1]:

  • C. b. banksii:
  • C. b. macrorhynchus:
  • C. b. samueli:
  • West-central to east-central Australia
  • C. b. naso:
  • Forests of south-western Australia
  • C. b. graptogyne:

[edit] Habitat

Tropical forests; eucalyptus woodlands near water, shrub and grassland.

[edit] Behaviour

[edit] Diet

Their diet consists of a variety of eucalyptus seeds, berries, fruits, insects and grubs.

[edit] Breeding

Male in front, female behindPhoto © by Peter MerrittAustralia, 2016
Male in front, female behind
Photo © by Peter Merritt
Australia, 2016

They build their nests in large, vertical tree cavities. The clutch consists of 1 to 2 white eggs, however usually only 1 survives to fledging.

[edit] References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2017. The eBird/Clements checklist of birds of the world: v2017, with updates to August 2017. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
  2. Avibase
  3. Handbook of the Birds of the World Alive (retrieved June 2015)
  4. Wikipedia

[edit] External Links

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