Valley-floor censuses of the Critically Endangered Yellowcrested Cockatoo Cacatua sulphurea occidentalis on Komodo Island, East Nusa Tenggara province, Indonesia, point to a steep population decline over a six-year period. J., Purwandana, D., Ariefiandy, A., Benu, Y. Tree cover loss in area near Southeast Sulawesi, Indonesia. Birds of the Indonesian Archipelago: Greater Sundas and Wallacea. BirdLife International, Cambridge, UK.Įaton, J.A., van Balen, B., Brickle, N.W., Rheindt, F.E. Threatened Birds of Asia: the BirdLife International Red Data Book. The subspecies of Yellow-crested Cockatoo Cacatua sulphurea. Recovery within a population of the critically-endangered Citron-crested Cockatoo Cacatua sulphurea citrinocristata in Indonesia after 10 years of international trade control. Generation lengths of the world’s birds and their implications for extinction risk. BirdingASIA: 7-8.īird, J.P., Martin, R., Akçakaya, H.R., Gilroy, J., Burfield, I.J., Garnett, S.G., Symes, A., Taylor, J., ?ekercio?lu, Ç.H. OBC in action: conservation fund: Survey of distribution and status of nests of Yellow-crested Cockatoo Cacatua sulphurea parvula in Komodo National Park. Status of the Critically Endangered Yellow-crested Cockatoo Cacatua sulphurea djampeana in the Tanahjampea islands, Flores Sea, Indonesia. Yellow-crested Cockatoo conservation in Sulawesi and Masakambing, Indonesia. Stable isotope analysis as a tool to detect illegal trade in critically endangered cockatoos.
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