Search results
Results from the WOW.Com Content Network
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).
The sulphur-crested cockatoo (Cacatua galerita) is a relatively large white cockatoo found in wooded habitats in Australia, New Guinea, and some of the islands of Indonesia. They can be locally very numerous, leading to them sometimes being considered pests .
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 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 ...
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 .
In Hong Kong, a feral population of yellow-crested cockatoos could be the last hope for the critically endangered species. Researcher Astrid Andersson is on a mission to safeguard the species and ...
The IUCN Red List of Threatened Species by the International Union for Conservation of Nature is the best known worldwide conservation status listing and ranking system. . Species are classified by the IUCN Red List into nine groups set through criteria such as rate of decline, population size, area of geographic distribution, and degree of population and distribution fragmenta
The northern subspecies, Butler's Corella (Cacatua pastinator butleri), are a smaller bird with adults 40–48 centimetres (16–19 in) in length and weighing up to 700 grams (25 oz). [11] The bill is a dullish grey white, the legs are dark grey and the upper mandible has a long tip. [13]