Endangered Carnaby's black cockatoos, and the teenager building nests for them - video

Eva Czislowski, a student and activist, says Carnaby's black cockatoos used to blacken the sky. 'I can't believe that I won't be able to experience that,' she says. The endemic WA bird is just one of 2,000 Australian species listed as under threat, in what scientists are calling an extinction crisisFrom blackening skies to barely casting a shadow - the Carnaby's cockatoo faces a bleak future Continue reading...