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The site was identified as important in 2001 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species') at the site:

Species	Red List1	Season	Year(s)	Size	IBA criteria
Palawan Peacock-Pheasant Polyplectron napoleonis	VU	resident	1990-1999	frequent	A1, A2
Uniform Swiftlet Aerodramus vanikorensis	LC	resident	1990-1999	present	A2
Chinese Egret Egretta eulophotes	VU	winter	1990-1999	present	A1
Spotted Greenshank Tringa guttifer	EN	passage	1990-1999	present	A1
Palawan Scops-owl Otus fuliginosus	LC	resident	1990-1999	present	A2
Palawan Hornbill Anthracoceros marchei	VU	resident	1990-1999	frequent	A1, A2
Philippine Cockatoo Cacatua haematuropygia	CR	resident	1990-1999	100-200 individuals	A1
Blue-headed Racquet-tail Prioniturus platenae	VU	resident	1990-1999	uncommon	A1, A2
Blue Paradise-flycatcher Terpsiphone cyanescens	LC	resident	1990-1999	frequent	A2
Palawan Tit Pardaliparus amabilis	NT	resident	1990-1999	frequent	A2
Sulphur-bellied Bulbul Iole palawanensis	LC	resident	1990-1999	frequent	A2
Melodious Babbler Malacopteron palawanense	NT	resident	1900-1930	present	A2
Ashy-headed Babbler Pellorneum cinereiceps	LC	resident	1990-1999	frequent	A2
Falcated Wren-babbler Ptilocichla falcata	VU	resident	1990-1999	present	A1, A2
White-vented Shama Copsychus niger	LC	resident	1990-1999	frequent	A2
Palawan Blue Flycatcher Cyornis lemprieri	NT	resident	1990-1999	frequent	A2
Palawan Flycatcher Ficedula platenae	VU	resident	1990-1999	present	A1, A2
Yellow-throated Leafbird Chloropsis palawanensis	LC	resident	1990-1999	frequent	A2
Palawan Flowerpecker Prionochilus plateni	LC	resident	1990-1999	frequent	A2

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2001) may differ.

Year	Protected Area	Designation	% overlap with IBA
1967	Palawan	Game Refuge	100
1975	Palawan	Game Refuge and Bird Sanctuary	100
1990	Palawan	UNESCO-MAB Biosphere Reserve	100
1999	Puerto-Princesa Subterranean River National Park	World Heritage Site (natural or mixed)	5
1999	Puerto Princesa Subterranean River	Natural Park	5
2012	Puerto Princesa Subterranean River National Park	Ramsar Site, Wetland of International Importance	17

Habitat1	Habitat detail	% of IBA
Forest		major (>10)
Artificial/Terrestrial		-

1. IUCN Habitat classification.

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Puerto Princesa Subterranean River Natural Park / Cleopatra's Needle (Philippines). Downloaded from https://datazone.birdlife.org/site/factsheet/puerto-princesa-subterranean-river-natural-park--cleopatras-needle-iba-philippines on 22/11/2024.