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Two Rapidly Evolving Genes Spell Trouble for Hybrids

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Science  24 Nov 2006:
Vol. 314, Issue 5803, pp. 1238-1239
DOI: 10.1126/science.314.5803.1238

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Summary

Evolutionary geneticists are pinning down pairs of genes that help promote speciation (see Report on p. 1292 of this issue of Science); these genes are rapidly evolving, but not in response to ecological pressures. (Read more.)