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Nature 434, 716 (7 April 2005) | doi:10.1038/434716a; Published online 6 April 2005
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Evolutionary biology: Channels of resistance
Rory Howlett
Two studies reported in this issue provide striking examples of how biologists are getting to grips with adaptive diversification at the molecular level. They deal with two very different animals — one a marine invertebrate and the other a terrestrial vertebrate.
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