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Red-tailed Black Cockatoo

 (Calyptorhynchus banksii)

Also known as: Red-tailed Cockatoo, Black Cockatoo, Banksian Cockatoo, Banksian Red-tailed Cockatoo, Bank's Black Cockatoo, Great-billed Cockatoo

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Female Red-tailed Black Cockatoo
© Jim McKendry

Did You Know?

One prolific captive Red-tailed Black Cockatoo pair raised 30 young in 20 years!

Programs & Projects

WPT has worked with numerous partners to help save this species. Learn more

Academic Research

Related publications: Calyptorhynchus banksii

Species Profile

Genus: Calyptorhynchus | Species: banksii

Size:

60cm (23.4 in)

Weight:

650-900g (22.7-31.5 oz)

Races including nominate:

five: C.b. banksii, C.b. macrorynchus, C.b. samueli, C.b. naso, C.b. graptogyne

Colour Adult:

C.b. banksii: Male-body black; red band across outside tail feathers. Bill dark grey. Eye dark brown. Female-body brown/black; paler on underparts; head, neck and upper wings dotted yellow; outside tail feathers barred orange/yellow. Bill lighter in colour.
C.b. macrorhynchus: Male-as in banksii but bill broader and heavier. Female-as in banksii but smaller spots on head, neck and upper wing coverts; thinner, paler barring on underparts; barring on tail pale yellow, orange limited or absent. Bill broader and heavier.           
C.b. samueli: Both adults as in banksii but smaller in size with smaller bill. 
C.b. graptogyne: Male-as in samueli, but notch in upper mandible usually absent.  Female-brightly marked with wide pale yellow spots on upper wing coverts and broader pale yellow margins to feathers of underparts.           
C.b. naso: Male-as in samueli, but wings longer and pointed; crest smaller. Bill larger and broader.  Female-as in male, but more heavily spotted and barred with brighter yellow on underparts.

Colour Juvenile:

C.b. banksii: As in adult female.
C.b. macrorhynchus: As in adult female.
C.b. samueli: As in adults.
C.b. graptogyne: As in adult female.
C.b. naso: As in adult female.

Call:

Noisy calls; in flight metallic sounds with trumpeting tones, also soft growling notes.  When alarmed short, sharp note.

Listen Now

Video Links:

Video 1 | Video 2 | Video 3

More Information:

Birdlife Australia
Handbook of the Birds of the World

Red-tailed Cockatoo Recovery Project
Kaarakin Black Cockatoo Conservation Centre

Content Sources:

CITES
BirdLife International
Internet Bird Collection
Parrots: A Guide to Parrots of the World, Juniper and Parr, 1998
Parrots of the World, Forshaw and Cooper, 1989. 2010 edition
Parrots of the World, Forshaw, 2006.
Parrots in Aviculture, Low, 1992.
Psittacine Aviculture, Schubot, Clubb and Clubb, 1992.

Click photo to visit gallery

Female Red-tailed Black Cockatoo
© Jim McKendry

Did You Know?

One prolific captive Red-tailed Black Cockatoo pair raised 30 young in 20 years!

Programs & Projects

WPT has worked with numerous partners to help save this species. Learn more

Academic Research

Related publications: Calyptorhynchus banksii

Species Care

Captive Status:

Increasing in captivity in Australia; rare outside.

Longevity:

50-100 yrs; C.b. naso - 25-50 yrs.

Housing:

Walk-in enclosure, minimum length 7m (23 ft).

Diet:

Nuts such as walnuts, almonds, pine nuts; sunflower seed, corn, green leaves and vegetables if accepted, oranges, complete kibble.

Enrichment:

Chewable objects - heat sterilized pine cones, fir, pine, willow or elder branches, vegetable tanned leather toys; different size perches, socialization; bathing.

Nest Box Size:

16" x 16" x 36" (40.6cm x 40.6cm x 91.5cm) vertical open box.

Clutch Size:

1 to 2

Incubation Time:

28 days

Fledging Age:

11-13 weeks

Hatch Weight:

25g (0.8 oz)

Peak Weight:

556g (19.5 oz)

Weaning Weight:

500g (17.5 oz)

Click photo to visit gallery

Female Red-tailed Black Cockatoo
© Jim McKendry

Did You Know?

One prolific captive Red-tailed Black Cockatoo pair raised 30 young in 20 years!

Programs & Projects

WPT has worked with numerous partners to help save this species. Learn more

Academic Research

Related publications: Calyptorhynchus banksii

Species Wild Status

World Population:

>100,000, decreasing.

IUCN Red List Status:

Least Concern

CITES Listing:

Appendix II

Threat Summary:

C.b. graptogyne affected by loss of Eucalytus camaldulensis for nesting, E. baxteri for food, both of which have been cleared for cultivation of crops.  C.b. naso threatened.

Range:

C.b. banksii: NE Australia, including offshore islands, from Gulf of Carpentaria and C Cape York Peninsula, N Queensland, south to SE Queensland and rarely to NE New South Wales.
C.b. macrorhynchus: N Australia from Kimberly division of W Australia east to Gulf of Carpentaria, N Queensland.
C.b. samueli: Coastal and subcoastal mid W Australia; along rivers of central ranges in southern Northern Territory and northern S Australia; Lake Eyre and Bulloo River from SW Queensland to far NE South Australia; along upper to middle reaches of Darling River and its tributaries in W New South Wales.
C.b. graptogyne: SW Victoria and SE South Australia.
C.b. naso: SW Australia north to Darling Range and east to Stirling Ranges.

Habitat:

Found in areas with Eucalypt trees, usually along river systems.

Wild Diet:

Feeds on seeds, nuts, fruits of Eucalypts; also sometimes larvae.

Ecology and Behaviour:

Are nomadic, with movement in the north seasonal. Travels inland with wet season. Southern birds move where food is abundant; large flocks gather where they find a lot of food. Create a large amount of leaf, twig and branch litter beneath trees they have fed at. Found in family groups of three within larger flocks of up to 2000 birds.

Clutch and Egg Size:

1 to 2 elliptical eggs, 51.0 x 36.5mm. (2 x 1.4 in).

Breeding Season:

Breeding has been recorded in almost every month; N and C birds during winter months and S and SE birds during autumn.

Related Links:

Wikipedia

Click photo to visit gallery

Female Red-tailed Black Cockatoo
© Jim McKendry

Did You Know?

One prolific captive Red-tailed Black Cockatoo pair raised 30 young in 20 years!

Programs & Projects

WPT has worked with numerous partners to help save this species. Learn more

Academic Research

Related publications: Calyptorhynchus banksii

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