![]() ![]() If you hear the distinctive call of the yellow-tailed black cockatoo in the Parklands, take heed as you will be in for a feast for the eyes as a flock wheels over you. The chick leaves the nest after about 15 weeks. The female incubates the eggs for 28 days whilst being fed by the male. The bottom of the hollow is lined with wood chips and the two eggs are laid on these. These birds nest in high tree hollows that are deep and wide at the nest floor. In Centennial Parklands they can usually be seen in the Pine Forest, Sandstone Ridge or near Lachlan Swamp where pines and banksias are plentiful. They also feed on exotic pines and can extract wood boring insects from tree trunks. They feed on the seed capsules of native trees and shrubs including eucalypts, banksias and hakeas. These birds can be found in diverse habitats ranging from coastal, inland and alpine eucalypt forests, heath, banksia, hakea and acacia woodland and rainforests. While feeding the sound of grinding is quite distinctive. Their calls are a far-carrying ‘whyeeela’, as well as harsh screeches when alarmed. Males have purplish-red heads that are outlined by a black ring around the neck. The body of both sexes is primarily green with varying shades occurring on the breast, abdomen, back, and wings. They usually call loudly whilst in flight and this adds to the exhibition. Plum-headed parakeets are a dimorphic species, so it is relatively easy to tell mature males and females apart by the color variants of their plumage. Their flight is buoyant and effortless as they wheel through the treetops with slow, deep, wing beats and floating glides. The sight of a large flock slowly flapping overhead is a great spectacle. ![]() Both sexes have large yellow panels in a long tail that can be seen when the bird is in flight. The female has a whitish bill, a grey eye-ring and a bright yellow ear patch. The males have a blackish bill, a red eye-ring and a dull yellow ear patch. 3 It has a very large black beak and prominent red cheek patches. During autumn, these large black cockatoos form flocks that move around Sydney in search of food. The palm cockatoo ( Probosciger aterrimus ), also known as the goliath cockatoo or great black cockatoo, is a large smoky-grey or black parrot of the cockatoo family native to New Guinea, Aru Islands, and Cape York Peninsula.
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