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Most threatened birds are in decline

Blue-crowned Laughingthrush, © Zhao Dongjiang

Of the world’s threatened birds, over 80% have populations that are currently in decline, just 9% are stable, whilst only 5% are increasing (largely owing to conservation action). For 3%, the direction of the current trend is unknown or unset.


Direction of current trend for threatened bird species.

n = 1,253 Critically Endangered, Endangered and Vulnerable bird species. Analysis of data held in BirdLife’s World Bird Database (2011).



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Compiled 2008, updated 2011

Recommended Citation:
BirdLife International (2011) Most threatened birds are in decline. Presented as part of the BirdLife State of the world's birds website. Available from: http://www.birdlife.org/datazone/sowb/casestudy/117. Checked: 02/10/2014