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Adelie penguins

Let's hope chickless penguin colony can come back from the brink

22 November 2017

Last season, a huge colony of Adélie penguins saw just two young survive. As they gather to breed again, a repeat would be alarming, says Olive Heffernan
A cloud of flying insects

Steep decline of wasps and other flying nasties is a bad sign

19 October 2017

Aphids, midges and wasps are being added to the list of rapidly vanishing insects. It’s another alarming sign of a sixth mass extinction, says Olive Heffernan

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