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