### animal | vertebrate | bird | parrot:

Cockatoo
* All cockatoos are fond of feeding on farmland crops, especially corn
  - have a bald spot on their head, covered by a crest of feathers
* Many cockatoos often prefer to be given larger pieces of fruits that they can pick up with a foot.
* Most cockatoos are from Australia
  - white with bushy crests of feathers on their heads
  - develop habits
* Most cockatoos eat nuts
  - seeds
  - feed only on plant material
  - grow feathers
* Most cockatoos have beaks
  - diets
  - habitats
  - mates
  - pink feathers
  - powerful beaks
  - strong beaks
  - tendencies
  - possess very loud voices and can develop bad screaming habits
* Most cockatoos reach maturity
  - sexual maturity
  - sit in trees
* Most cockatoos use heads
  - the woodchips originally found within the nest
* Some cockatoos eat berries
  - grain
  - insects
  - even eat insects and their larva
* Some cockatoos go through developmental stages
  - several developmental stages
* are a kind of parrot
  - active mainly during the day and require daylight to find their food
  - also incredibly high-maintenance pets
  - among the world's most beautiful and intelligent creatures
  - birds
  - common in jungle areas, and they play an important role in the ecosystem there
  - constantly active and always up for playing and interacting with a friend
  - crested birds from rainforests , dry regions, and fields of Indonesia and Australia
  - exotic pets
  - extremely loving and social parrots
  - from Malaysia, the Philippines, Australia and nearby areas
  - fun-loving and tend to get excited and enthusiastic
  - known for their loud vocalizations which are also used in communication
  - long-lived birds
  - loud and often scream
  - magnificent crested birds found in New Guinea and Australia
  - manipulative
* are monogamous, mating for life
  - so when a mating pair is formed, they stay together for life
  - more curious and adventurous than some other parrots
  - mostly white in colour but there are some which are pink or black too
  - noisy, and live in groups ranging from a few to a large number of birds
  - notorious for hiding beads of small items in their wings
  - on the endangered species list in some cases
  - one of the most long-lived parrots
  - recognisable by the showy crests and curved and strong bills
  - sloppy eaters
  - social birds
  - suppose to be noisy
* are the only parrots to have powder down
  - with crests
* are very affectionate and can be very demanding of their owners time
  - birds and thrive on attention
  - intelligent birds, and can be quite comical
  - lively and affectionate birds
  - physically active
* can be quite social
  - vocal in captivity to the dismay of their owners
  - unpredictable in temperament
* can be very difficult to wean, as can cockatiels and a few other species
  - loud birds
* clean themselves by splashing water on their feathers.
* eat a mixture of fresh fruit, vegetables and seeds
  - seeds of grasses, berries, and nuts
* enjoy fruit, including apples, bananas, blackberries, figs, cherries, grapes and melon.
* feast merrily on American pine-cones and Italian cypress nuts.
* have a group of feathers on top of their heads that they can move
  - strange behavior which signifies the utmost affection for a mate or person
  - black bills made of keratin
  - different dialects in different flocks
  - large curved sharply pointed bills which are used to crack nuts
  - many similarities to other birds
  - very strong bills made of hardened keratin
* includes air sacs
  - bird's feet
  - brains
  - breasts
  - cell membranes
  - cells
  - chest cavities
  - chests
  - corpi
  - cytoplasm
  - ears
  - faces
  - flight feathers
  - lips
  - mouths
  - nuclei
  - plasma membranes
  - quill feathers
  - rib cages
  - second joints
  - sections
  - skulls
  - sterna
  - talons
  - vacuoles
  - wishbones
* keep the same mate for life.
* live in Australia, New Guinea, Indonesia, Solomon Islands, and the Philippines
  - and nearby islands
* love to play games with their humans
* make great pets and relish the attention of admiring humans.
* occupy a wide range of habitats, from forests in subalpine zones to mangroves.
* often love sleeping with human companions
  - travel in immense flocks numbering many thousands
* possess feathers.
* range in size from medium to large.
* seem to be the best at physical tricks.
* tend to be big babies who require a lot of attention.
* use feathers
  - their feet like hands, feeding themselves with one foot
  - tools
* usually nest in holes in the limbs or trunks of trees.
* will have beaks.
+ Cockatoo, Behaviour
  * Cockatoos are active mainly during the day and require daylight to find their food. They eat a range of mainly vegetable food items
  - Distribution and habitat
  * Cockatoos occupy a wide range of habitats, from forests in subalpine zones to mangroves. However, no species is found in all types of habitat. The most widespread species, such as the Galah and Cockatiel, are open-country specialists that feed on grass seeds. Other cockatoo species, such as the Glossy Black Cockatoo, inhabit woodlands, rainforests, shrublands and even forests with an alpine climate. The Philippine Cockatoo inhabits mangroves. Several species have adapted well to human modified habitats and are found in agricultural areas and even busy cities
+ White-crested cockatoo, Appearance
  * Cockatoos have black bills made of keratin. They have black feet. The white-crested cockatoo is about 17.5 inches long.
  * Cockatoos are recognisable by the showy crests and curved and strong bills. Their plumage is generally less colourful than that of other parrots, being mainly white, grey or black and often with coloured features in the crest, cheeks or tail
  - cockatoo: Birds of Indonesia :: Pets :: Cockatoos :: Birds of Australia
  * The 'white-crested cockatoo', 'Cacatua alba', is a bird. It is also called the 'white cockatoo' and the 'umbrella cockatoo'. It is one of a larger group of birds in the family Cacatuidae. Cockatoos are a kind of parrot