Tuesday, February 10, 2009

2. Sulphur Crested Cockatoo


This stylish white parrot is a popular pet and as a result still traded in large numbers in the wild, despite being legally protected. Its feathers are also in great demand by local people for ornaments. In some areas the cockatoo is rare, but in other areas it is considered as a pest, raiding cereal fields and haystacks.

Description

Length 20in (50cm). Weight 28-34oz (800-950g). A cockatoo’s body feathers are white, only the forward crest and undersides of the tail and flight feathers are yellow. Bill and legs are dark-grey. Males eyes are dark brown and females eyes are reddish brown with a naked ring of white flesh around the eyes.

Call

A harsh, raucous screech. When alarmed a series of loud screeches, when the cockatoo is feeding he/she makes a squawk or whistle sound. Can also learn human words.

Distribution

New Guinea and offshore islands, northern and eastern Australia, Tasmania, New Zealand and Indonesia

Habitat

They love Primary forest, savannah woodland, partially cleared forests, coastal mangroves and civilized fields up to 8000ft (2400m). Often found in big groups. However they are very cautious and difficult to approach. Cockatoo’s stand guard within the group giving a warning cry at danger, so the whole group takes of. Each group has a roosting tree from witch they fly to and from feeding areas.

Food

Their diet consists of seeds, fruits, flowers, leaf buds, roots and insects.

Breeding

The male displays with crest raised, strutting towards the female and bobbing his head up and down, and swishing it sideways with soft calls. They built their nests up high in hollow trees and also in holes in cliffs and on top of haystacks. 2-3 eggs are laid and incubated by both parents for 26 days. The young chicks leave the nest after about 11 weeks.

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