New species evolve faster as mountains form

Mountains, like rainforests, are hotbeds of biodiversity. But scientists aren't sure why. For years, they've thought that it might be related to the new environments that arise when mountains form— as plants and animals ...

A 100-million-year partnership on the brink of extinction

A relationship that has lasted for 100 million years is at serious risk of ending, due to the effects of environmental and climate change. A species of spiny crayfish native to Australia and the tiny flatworms that depend ...

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