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Published online 3 May 2000 | Nature | doi:10.1038/news000504-9
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The (quicker) origin of species
More than 150 years after Darwin's Origin of Species, the question of how two species diverge from a single ancestral species is still up for grabs, Henry Gee reports.
The process of 'speciation', in which two or more new species originate from a single ancestral species, is thought to underlie the diversity of all life on Earth. However, understanding the precise mechanisms whereby species become distinct -- and remain that way -- still provides much food for thought.
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