Could one bacterium put damselflies in distress? 

Many insect species are currently expanding their geographical ranges in response to climate change. In the northern hemisphere, most of these species are moving northward, to escape the warming climate in the south.

Geneticists map the rhinoceros family tree

There's been an age-old question going back to Darwin's time about the relationships among the world's five living rhinoceros species. One reason answers have been hard to come by is that most rhinos went extinct before the ...

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