Yellow-crested cockatoo  (Cacatua sulphurea)

For more information on the yellow-crested cockatoo see:

• BirdLife International's World Bird Database
  http://www.birdlife.org/datazone/species/index.html?action=SpcHTMDetails.asp&sid=1398&m=0
• BirdLife International. (2001) Threatened Birds of Asia: the BirdLife International Red Data Book. BirdLife International, Cambridge, UK.
• BirdLife International (2000) Threatened Birds of the World. Lynx Edicions and BirdLife International, Barcelona and Cambridge.