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Side-by-Side Comparison

Attribute	Cockatiel	Palm Cockatoo
Scientific Name	Nymphicus hollandicus	Probosciger aterrimus
Order	Psittaciformes	Psittaciformes
Family	Cacatuidae	Cacatuidae
Conservation Status	Least Concern	Near Threatened
Length	32.0 cm (12.6 in)	—
Wingspan	40.0 cm (15.7 in)	68.8 cm (27.1 in)
Weight	90.0 g (3.17 oz)	795.0 g (28.04 oz)
Diet	Seeds, grain, berries, and plant material. Forages on the ground in open areas. In captivity, …	--
Clutch Size	1-7	1
Population Trend	—	—

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Size Comparison

Body Length

Cockatiel 32.0 cm

Palm Cockatoo —

Wingspan

Cockatiel 40.0 cm

Palm Cockatoo 68.8 cm

Weight

Cockatiel 90.0 g

Palm Cockatoo 795.0 g

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Habitat Comparison

Shared Habitats

🌲 Forest

Cockatiel only

None

Palm Cockatoo only

None

Cockatiel

Open arid and semi-arid habitats including scrubland, farmland, and woodland near water in Australia.

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Song & Call Comparison

Cockatiel

Song

A loud, whistled 'weet' or 'weeeet'. Males whistle a melodic series; contact call is a high nasal 'ny'. Capable of mimicry in captivity. Song is relatively simple but pleasant.

Palm Cockatoo

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Geographic Range & Migration

Cockatiel

Interior of Australia, generally avoiding coastal areas. The second most popular pet bird worldwide.

Palm Cockatoo

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Conservation Status

Least Concern

Cockatiel

Near Threatened

Palm Cockatoo

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How to Tell Them Apart

Cockatiel

Plumage

Wild-type males are grey with white wing patches, a yellow face, and bright orange cheek patches. Females are duller with barred tail undersides. Many captive color mutations exist.

Bill

Short, curved, grey bill

Palm Cockatoo

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About These Birds

Cockatiel

The cockatiel is the smallest member of the cockatoo family and one of the most popular pet birds globally. These gentle, intelligent parrots can learn to whistle tunes and mimic sounds. Wild cockatiels are nomadic, traveling in flocks following food and water availability across the Australian outback.

Palm Cockatoo

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Related Comparisons

Cockatiel vs Arctic Tern

look-alike

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