This penguin swam 2,000 miles to Australia—and we don't know why
As climate change bears down on Antarctica, understanding why some penguins end up meandering so far from their natural ...
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Australia fires: How do we know how many animals have died?
There is a widely-reported estimate that almost half a billion (480 million) animals have been killed by the bush fires in Australia. It's a figure that came from Prof Chris Dickman, an expert on ...