'Irreplaceable' Colombian bird collection at risk

Under a cracked and leaky ceiling, Andres Cuervo works on a colorful, dead hummingbird for the ornithological collection of the National University of Colombia, the country with more bird species than any other.

Australia's most at-risk bird species share some common traits

Australian birds that live on islands are among the species most at risk of extinction, a first-of-its-kind study from The Australian National University (ANU) has shown. The study is published in the journal Emu—Austral ...

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