Cockatiel vs Eurasian Eagle-Owl

Nymphicus hollandicus compared with Bubo bubo

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Side-by-Side Comparison

Attribute Cockatiel Eurasian Eagle-Owl
Scientific Name Nymphicus hollandicus Bubo bubo
Order Psittaciformes Strigiformes
Family Cacatuidae Strigidae
Conservation Status Least Concern Least Concern
Length 32.0 cm (12.6 in) 68.0 cm (26.8 in)
Wingspan 40.0 cm (15.7 in) 170.0 cm (66.9 in)
Weight 90.0 g (3.17 oz) 2800.0 g (98.77 oz)
Diet Seeds, grain, berries, and plant material. Forages on the ground in open areas. In captivity, … Mammals up to the size of hares and young foxes, and birds up to the …
Clutch Size 1-7 2-4
Population Trend
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Size Comparison

Body Length
Cockatiel 32.0 cm
Eurasian Eagle-Owl 68.0 cm
Wingspan
Cockatiel 40.0 cm
Eurasian Eagle-Owl 170.0 cm
Weight
Cockatiel 90.0 g
Eurasian Eagle-Owl 2800.0 g
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Habitat Comparison

Shared Habitats

Cockatiel only

None

Eurasian Eagle-Owl only

Cockatiel

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

Eurasian Eagle-Owl

Rocky landscapes, cliffs, gorges, and open forest across Eurasia. Increasingly found near human settlements.

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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.

Eurasian Eagle-Owl

Song

Powerful, resonant 'ooo-hu' duetting with mate across great distances at dusk. One of Europe's deepest owl calls. Also gives barking screams, hisses, and grunts at the nest.

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Geographic Range & Migration

Cockatiel

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

Eurasian Eagle-Owl

Widespread across Europe, Asia, and North Africa. The most widely distributed eagle-owl.

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Conservation Status

Least Concern

Cockatiel

Least Concern

Eurasian Eagle-Owl

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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

Eurasian Eagle-Owl

Plumage

Tawny-brown plumage heavily mottled and streaked with black. Large prominent orange eyes and long ear tufts. Streaked breast and barred belly.

Bill

Powerful, dark grey-black hooked bill

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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.

Eurasian Eagle-Owl

The Eurasian eagle-owl is one of the largest owl species in the world, with females sometimes reaching a wingspan of nearly two meters. Its deep booming call can be heard up to four kilometers away on calm nights. These apex predators sit at the top of the avian food chain, preying on other raptors including buzzards and smaller owls.

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