After a 35-year captive-breeding programme, the Guam Rail became established on neighbouring Cocos Island while remaining classified as Critically Endangered.
Sources
- Species recoveries bring hope amidst the biodiversity crisis (iucn.org)
- https://www.birdlife.org/news/2020/01/20/how-did-the-guam-rail-come-back-from-extinction-in-the-wild/ (birdlife.org)
- https://www.birdguides.com/news/rail-successfully-recovers-from-extinction-in-the-wild/ (birdguides.com)
- https://biologicaldiversity.org/w/news/press-releases/species-redlist-1-in-4-species-threatened-with-extinction-2019-12-10/ (biologicaldiversity.org)
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