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The citron-crested cockatoo (Cacatua citrinocristata) is a medium-sized cockatoo with an orange crest, dark grey beak, pale orange ear patches, and strong feet and claws. The underside of the larger wing and tail feathers have a pale yellow color. The eyelid color is a very light blue.
It contains several paintings of each species, and is critically acclaimed for including images of each bird in flight. Two regional field guides using the same material as The Sibley Guide to Birds were released in 2003, one for the western half of North American and one for the eastern half.
The Tanimbar corella (Cacatua goffiniana), also known as Goffin's cockatoo or Tanimbar cockatoo, is a species of cockatoo endemic to forests of Yamdena, Larat, and Selaru, all islands in the Tanimbar Islands archipelago in Indonesia. [4] [5] [6] It has been introduced to the Kai Islands, Indonesia, [6] Puerto Rico, and Singapore. [1]
The cockatiel is alternatively placed basal to all other cockatoo species, [13] [23] as the sister taxon to the black cockatoo species of the genus Calyptorhynchus [16] [22] [24] or as the sister taxon to a clade consisting of the white and pink cockatoo genera as well as the palm cockatoo. [14]
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Good Free Photos – All public domain pictures of mainly landscape but wildlife and plants as well; LibreShot.com – High-resolution and natural looking photos in Martin Vorel's free stock photo site. Website is divided into several different categories including business, close up, traveling (Mongolia, Thailand, Europe), animals, plants and ...
Abnormal behavior of birds in captivity has been found to occur among both domesticated and wild birds. [1] Abnormal behavior can be defined in several ways. Statistically, 'abnormal' is when the occurrence, frequency or intensity of a behaviour varies statistically significantly , either more or less, from the normal value. [ 2 ]
In the 18th century, yellow-crested cockatoos were imported into Europe as pets and these birds were described by various naturalists. In 1738 English naturalist Eleazar Albin included a description and illustration of the "Cockatoo or White crested parrot" in his A Natural History of Birds based on a bird displayed at "The Tiger" tavern on Tower Hill in London. [7]