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The white cockatoo (Cacatua alba), also known as the umbrella cockatoo, is a medium-sized all-white cockatoo endemic to tropical rainforest on islands of Indonesia. When surprised, it extends a large and striking head crest , which has a semicircular shape (similar to an umbrella, hence the alternative name).
One cockatoo called Fred was still alive at 100 years of age in 2014. [25] Cocky Bennett of Tom Ugly's Point in Sydney was a celebrated sulphur-crested cockatoo who reached an age of 100 years or more. He had lost his feathers and was naked for much of his life, and died in the early years of the twentieth century.
The genus name Cacatua is of Malay origin, meaning 'old father,' likely due to their long lifespan and tendency to stay with the same flock for life. [3] There are 21 species of cockatoos, [4] with the greater sulphur-crested cockatoo belonging to the genus Cacatua, the white cockatoos, of which there are 11 species. [4]
The cockatiel is by far the cockatoo species most frequently kept in captivity. Among U.S. bird keepers that participated in a survey by APPMA in 2003/04, 39% had cockatiels, as opposed to only 3% that had (other) cockatoo species. [116] The white cockatoos are more often encountered in aviculture than the black cockatoos. [117]
The little corella is a small white cockatoo growing to 35–41 cm (14–16 in) in length and weighs 370–630 g (13–22 oz), with a mean weight of 525 g (1.157 lb). [ 5 ] [ 6 ] It is similar in appearance to both the long-billed corella and the western corella , but the little corella is smaller, and unlike either of those species, it has ...
It is white, with a large yellow crest that it can raise. It is 45–55 cm (18–22 in) long, weighing 550–600 g (19–21 oz) and can live up to 40 years. [6] [7] This subspecies differs from the Australian greater sulphur-crested cockatoo in that it is smaller, with broader crest feathers and has a pale blue periophthalmic ring instead of white.
The long-billed corella, also known as long-billed cockatoo or slender-billed corella [2] (Cacatua tenuirostris), is a cockatoo native to Australia, which is similar in appearance to the little corella. [3] This species is mostly white, with a reddish-pink face and forehead, and has a long, pale beak, which is used to dig for roots and seeds.
The Solomons corella (Cacatua ducorpsii), also known as Solomons cockatoo, Ducorps's cockatoo or broad-crested corella, is a species of cockatoo endemic to the Solomon Islands archipelago. This small white cockatoo is larger than the Tanimbar corella yet smaller than the umbrella cockatoo .