AT A GLANCE
Common Name: Blue-eyed Cockatoo
Scientific Name: Cacatua ophthalmica
Category: Birds
Subcategory: Psittaciformes
Size: Total length: 18–20 in (44–50 cm); wingspan: 28–32 in (71–81 cm)
Weight: 18–22 oz (500–620 g)
Lifespan: 40–50+ years in mature tropical rainforests
Diet: Herbivore / Granivore (rainforest canopy seeds, wild figs, nuts, berries, and insect larvae)
Habitat: Primary lowland rainforests, river valleys, and forested hills
Range: New Britain and New Ireland, Bismarck Archipelago, Papua New Guinea
Conservation Status: Vulnerable (IUCN Red List)

Overview

The Blue-eyed Cockatoo (Cacatua ophthalmica) is a magnificent, highly vocal parrot endemic strictly to the Bismarck Archipelago of Papua New Guinea. Instantly recognized by its brilliant, sky-blue rim of bare skin encircling each dark eye and a backwards-sweeping crest of golden-yellow feathers, this large cockatoo is among the rarest and most restricted cockatoos in the South Pacific, serving as an emblem of New Britain’s high-canopy wilderness.

Biology and Physical Characteristics

Cacatua ophthalmica displays gleaming, pristine white plumage with subtle pale yellow suffusions washing the undersides of the flight feathers and tail. Its crowning feature is a mobile crest of rounded, bright canary-yellow feathers concealed beneath white outer plumes that raise when excited or startled. The striking periorbital skin is vivid, cobalt-to-sky blue. Its heavy, hook-shaped dark gray beak delivers immense crushing leverage capable of splitting rock-hard rainforest nuts and thick bark.

Behavior and Ecology

Social and intelligent, blue-eyed cockatoos travel in noisy pairs or small family parties of four to eight birds. They maintain long-term monogamous bonds, greeting mates with rhythmic head bobbing, wing spreading, and shrill, carrying squawks that echo across misty valley slopes. Nesting occurs high above the forest floor in decayed trunk hollows of giant emergent trees. Both parents share the incubation of one or two eggs and cooperate in provisioning the altricial chicks for months.

Conservation and Human Impact

Classified as Vulnerable by the IUCN, the Blue-eyed Cockatoo suffers primarily from industrial logging concessions and the widespread conversion of lowland tropical forest into monoculture oil palm plantations on New Britain. The felling of massive nesting trees directly curtails reproductive success, while illicit trapping for the illegal aviculture trade places additional strain on wild numbers. Community-managed forest reserves and nest-box conservation programs are crucial for the protection of this island endemic.

Interesting Factoid

Unlike many white cockatoos that have pointed erectile crests, the Blue-eyed Cockatoo possesses a unique backwards-curving rounded crest that blooms into a brilliant golden-yellow fan when the bird is displaying to its lifelong mate!

Last updated: October 2026