Giraffes show remarkable genetic differences between populations.
Articles on Subspecies
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By only focusing on preserving the genetic purity of a species, conservationists risk the extinction of isolated populations.
Should scientists keep both species genetically-separate and ‘pure’, even if that risks extinction?
Rivers are natural boundaries for evolving populations. But scientists don’t agree whether they create new species or just help maintain them. Research using birds’ molecular clocks provides some answers.
Top contributors
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Professor of Zoology, Universidade Federal de Pernambuco, Brazil and Visiting Scholar, Harvard University
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Senior Lecturer in Biosciences, Swansea University
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PhD Candidate in Conservation Biology, Liverpool John Moores University
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Professor of Animal Evolution, Liverpool John Moores University
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Lecturer in Environment and Sustainability, Keele University
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Research Associate at the National Centre for Biological Sciences, Leiden University