Venezuela zoo welcomes three white lion cubs

A Venezuelan zoo this week welcomed the country's first three white lion cubs born in captivity, a boost for the genetically rare animal whose wild population numbers only about a dozen living in their native South Africa.

Why the Pyrenees' mountain lakes are turning green

I first set foot in the Pyrenees in 2006. Two years later, I began a large-scale survey of mountain lakes and amphibian populations: from east to west, I covered more than 100 mountain lakes located in the eastern Pyrenees ...

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